diff --git a/Cargo.lock b/Cargo.lock
index f1d69dc5b..4ea7bc865 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -717,6 +717,7 @@ name = "clarity"
 version = "0.0.1"
 dependencies = [
  "assert-json-diff",
+ "hashbrown 0.14.3",
  "integer-sqrt",
  "lazy_static",
  "rand 0.8.5",
@@ -2756,6 +2757,9 @@ checksum = "c08c74e62047bb2de4ff487b251e4a92e24f48745648451635cec7d591162d9f"
 [[package]]
 name = "relay-server"
 version = "0.0.1"
+dependencies = [
+ "hashbrown 0.14.3",
+]
 
 [[package]]
 name = "reqwest"
@@ -3452,6 +3456,7 @@ dependencies = [
  "chrono",
  "curve25519-dalek 2.0.0",
  "ed25519-dalek",
+ "hashbrown 0.14.3",
  "lazy_static",
  "libc",
  "nix",
diff --git a/Cargo.toml b/Cargo.toml
index 1d447d00c..b6606497c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,11 +14,12 @@ members = [
 
 # Dependencies we want to keep the same between workspace members
 [workspace.dependencies]  
-wsts = { version = "8.1", default-features = false }
 ed25519-dalek = { version = "2.1.1", features = ["serde", "rand_core"] } 
+hashbrown = "0.14.3"
 rand_core = "0.6"
 rand = "0.8"
 rand_chacha = "0.3.1"
+wsts = { version = "8.1", default-features = false }
 
 # Use a bit more than default optimization for
 #  dev builds to speed up test execution
diff --git a/clarity/Cargo.toml b/clarity/Cargo.toml
index eb8bcad38..c0b82a7fd 100644
--- a/clarity/Cargo.toml
+++ b/clarity/Cargo.toml
@@ -30,6 +30,7 @@ slog = { version = "2.5.2", features = [ "max_level_trace" ] }
 stacks_common = { package = "stacks-common", path = "../stacks-common" }
 rstest = "0.17.0"
 rstest_reuse = "0.5.0"
+hashbrown = { workspace = true }
 
 [dependencies.serde_json]
 version = "1.0"
diff --git a/clarity/src/vm/analysis/analysis_db.rs b/clarity/src/vm/analysis/analysis_db.rs
index 0fe0a83d5..1bef2834a 100644
--- a/clarity/src/vm/analysis/analysis_db.rs
+++ b/clarity/src/vm/analysis/analysis_db.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{BTreeMap, BTreeSet, HashMap};
+use std::collections::{BTreeMap, BTreeSet};
 
 use stacks_common::types::StacksEpochId;
 
diff --git a/clarity/src/vm/analysis/arithmetic_checker/mod.rs b/clarity/src/vm/analysis/arithmetic_checker/mod.rs
index c38451c74..5595905a4 100644
--- a/clarity/src/vm/analysis/arithmetic_checker/mod.rs
+++ b/clarity/src/vm/analysis/arithmetic_checker/mod.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::HashMap;
+use hashbrown::HashMap;
 
 pub use super::errors::{
     check_argument_count, check_arguments_at_least, CheckError, CheckErrors, CheckResult,
diff --git a/clarity/src/vm/analysis/read_only_checker/mod.rs b/clarity/src/vm/analysis/read_only_checker/mod.rs
index 8261eb8ee..c34692d55 100644
--- a/clarity/src/vm/analysis/read_only_checker/mod.rs
+++ b/clarity/src/vm/analysis/read_only_checker/mod.rs
@@ -14,8 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::HashMap;
-
+use hashbrown::HashMap;
 use stacks_common::types::StacksEpochId;
 
 pub use super::errors::{
diff --git a/clarity/src/vm/analysis/trait_checker/mod.rs b/clarity/src/vm/analysis/trait_checker/mod.rs
index 811d436a1..835749671 100644
--- a/clarity/src/vm/analysis/trait_checker/mod.rs
+++ b/clarity/src/vm/analysis/trait_checker/mod.rs
@@ -14,8 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::HashMap;
-
+use hashbrown::HashMap;
 use stacks_common::types::StacksEpochId;
 
 use crate::vm::analysis::errors::{CheckError, CheckErrors, CheckResult};
diff --git a/clarity/src/vm/analysis/type_checker/contexts.rs b/clarity/src/vm/analysis/type_checker/contexts.rs
index 03968a186..b56214807 100644
--- a/clarity/src/vm/analysis/type_checker/contexts.rs
+++ b/clarity/src/vm/analysis/type_checker/contexts.rs
@@ -14,8 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::HashMap;
-
+use hashbrown::HashMap;
 use stacks_common::types::StacksEpochId;
 
 use crate::vm::analysis::errors::{CheckError, CheckErrors, CheckResult};
diff --git a/clarity/src/vm/analysis/type_checker/v2_05/contexts.rs b/clarity/src/vm/analysis/type_checker/v2_05/contexts.rs
index 8e23dd082..2a11f6839 100644
--- a/clarity/src/vm/analysis/type_checker/v2_05/contexts.rs
+++ b/clarity/src/vm/analysis/type_checker/v2_05/contexts.rs
@@ -14,7 +14,9 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{BTreeMap, HashMap, HashSet};
+use std::collections::BTreeMap;
+
+use hashbrown::{HashMap, HashSet};
 
 use crate::vm::analysis::errors::{CheckError, CheckErrors, CheckResult};
 use crate::vm::analysis::types::ContractAnalysis;
diff --git a/clarity/src/vm/analysis/type_checker/v2_05/mod.rs b/clarity/src/vm/analysis/type_checker/v2_05/mod.rs
index 9ea729d47..27d32ee31 100644
--- a/clarity/src/vm/analysis/type_checker/v2_05/mod.rs
+++ b/clarity/src/vm/analysis/type_checker/v2_05/mod.rs
@@ -18,9 +18,10 @@ pub mod contexts;
 //mod maps;
 pub mod natives;
 
-use std::collections::{BTreeMap, HashMap};
+use std::collections::BTreeMap;
 use std::convert::TryInto;
 
+use hashbrown::HashMap;
 use stacks_common::types::StacksEpochId;
 
 use self::contexts::ContractContext;
diff --git a/clarity/src/vm/analysis/type_checker/v2_1/contexts.rs b/clarity/src/vm/analysis/type_checker/v2_1/contexts.rs
index 95b856b88..8cbed1a41 100644
--- a/clarity/src/vm/analysis/type_checker/v2_1/contexts.rs
+++ b/clarity/src/vm/analysis/type_checker/v2_1/contexts.rs
@@ -14,7 +14,9 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{BTreeMap, HashMap, HashSet};
+use std::collections::BTreeMap;
+
+use hashbrown::{HashMap, HashSet};
 
 use crate::vm::analysis::errors::{CheckError, CheckErrors, CheckResult};
 use crate::vm::analysis::types::ContractAnalysis;
diff --git a/clarity/src/vm/analysis/type_checker/v2_1/mod.rs b/clarity/src/vm/analysis/type_checker/v2_1/mod.rs
index e87db175a..993f9f73c 100644
--- a/clarity/src/vm/analysis/type_checker/v2_1/mod.rs
+++ b/clarity/src/vm/analysis/type_checker/v2_1/mod.rs
@@ -17,9 +17,10 @@
 pub mod contexts;
 pub mod natives;
 
-use std::collections::{BTreeMap, HashMap};
+use std::collections::BTreeMap;
 use std::convert::TryInto;
 
+use hashbrown::HashMap;
 use stacks_common::types::StacksEpochId;
 
 use self::contexts::ContractContext;
diff --git a/clarity/src/vm/analysis/types.rs b/clarity/src/vm/analysis/types.rs
index 2471919b5..f2723289f 100644
--- a/clarity/src/vm/analysis/types.rs
+++ b/clarity/src/vm/analysis/types.rs
@@ -14,8 +14,9 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{BTreeMap, BTreeSet, HashMap};
+use std::collections::{BTreeMap, BTreeSet};
 
+use hashbrown::HashMap;
 use stacks_common::types::StacksEpochId;
 
 use crate::vm::analysis::analysis_db::AnalysisDatabase;
diff --git a/clarity/src/vm/ast/definition_sorter/mod.rs b/clarity/src/vm/ast/definition_sorter/mod.rs
index 73bba88ab..19dcf1254 100644
--- a/clarity/src/vm/ast/definition_sorter/mod.rs
+++ b/clarity/src/vm/ast/definition_sorter/mod.rs
@@ -14,9 +14,10 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{HashMap, HashSet};
 use std::iter::FromIterator;
 
+use hashbrown::{HashMap, HashSet};
+
 use crate::vm::ast::errors::{ParseError, ParseErrors, ParseResult};
 use crate::vm::ast::types::{BuildASTPass, ContractAST};
 use crate::vm::costs::cost_functions::ClarityCostFunction;
diff --git a/clarity/src/vm/ast/mod.rs b/clarity/src/vm/ast/mod.rs
index d1c21b507..1cff95969 100644
--- a/clarity/src/vm/ast/mod.rs
+++ b/clarity/src/vm/ast/mod.rs
@@ -319,8 +319,7 @@ pub fn build_ast<T: CostTracker>(
 
 #[cfg(test)]
 mod test {
-    use std::collections::HashMap;
-
+    use hashbrown::HashMap;
     use stacks_common::types::StacksEpochId;
 
     use crate::vm::ast::errors::ParseErrors;
diff --git a/clarity/src/vm/ast/sugar_expander/mod.rs b/clarity/src/vm/ast/sugar_expander/mod.rs
index 9ec552b34..481e1039d 100644
--- a/clarity/src/vm/ast/sugar_expander/mod.rs
+++ b/clarity/src/vm/ast/sugar_expander/mod.rs
@@ -14,9 +14,10 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{HashMap, HashSet};
 use std::convert::TryInto;
 
+use hashbrown::{HashMap, HashSet};
+
 use crate::vm::ast::errors::{ParseError, ParseErrors, ParseResult};
 use crate::vm::ast::types::{BuildASTPass, ContractAST, PreExpressionsDrain};
 use crate::vm::functions::define::{DefineFunctions, DefineFunctionsParsed};
diff --git a/clarity/src/vm/ast/traits_resolver/mod.rs b/clarity/src/vm/ast/traits_resolver/mod.rs
index 2fcb271d5..7c4cdbf95 100644
--- a/clarity/src/vm/ast/traits_resolver/mod.rs
+++ b/clarity/src/vm/ast/traits_resolver/mod.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{HashMap, HashSet};
+use hashbrown::{HashMap, HashSet};
 
 use crate::vm::analysis::AnalysisDatabase;
 use crate::vm::ast::errors::{ParseError, ParseErrors, ParseResult};
diff --git a/clarity/src/vm/ast/types.rs b/clarity/src/vm/ast/types.rs
index 79c5513b3..e8183220a 100644
--- a/clarity/src/vm/ast/types.rs
+++ b/clarity/src/vm/ast/types.rs
@@ -14,9 +14,10 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{HashMap, HashSet};
 use std::vec::Drain;
 
+use hashbrown::{HashMap, HashSet};
+
 use crate::vm::ast::errors::ParseResult;
 use crate::vm::representations::{PreSymbolicExpression, SymbolicExpression, TraitDefinition};
 use crate::vm::types::signatures::FunctionSignature;
diff --git a/clarity/src/vm/callables.rs b/clarity/src/vm/callables.rs
index 764c1479b..077a44087 100644
--- a/clarity/src/vm/callables.rs
+++ b/clarity/src/vm/callables.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{BTreeMap, HashMap};
+use std::collections::BTreeMap;
 use std::convert::TryInto;
 use std::fmt;
 use std::iter::FromIterator;
diff --git a/clarity/src/vm/contexts.rs b/clarity/src/vm/contexts.rs
index c007ee255..3276c61b6 100644
--- a/clarity/src/vm/contexts.rs
+++ b/clarity/src/vm/contexts.rs
@@ -14,11 +14,12 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{BTreeMap, BTreeSet, HashMap, HashSet};
+use std::collections::{BTreeMap, BTreeSet};
 use std::convert::TryInto;
 use std::fmt;
 use std::mem::replace;
 
+use hashbrown::{HashMap, HashSet};
 use serde::Serialize;
 use serde_json::json;
 use stacks_common::consts::CHAIN_ID_TESTNET;
@@ -277,7 +278,7 @@ impl AssetMap {
         amount: u128,
     ) -> Result<u128> {
         let current_amount = match self.token_map.get(principal) {
-            Some(principal_map) => *principal_map.get(&asset).unwrap_or(&0),
+            Some(principal_map) => *principal_map.get(asset).unwrap_or(&0),
             None => 0,
         };
 
@@ -1948,7 +1949,7 @@ impl CallStack {
                 )
                 .into());
             }
-            if tracked && !self.set.remove(&function) {
+            if tracked && !self.set.remove(function) {
                 return Err(InterpreterError::InterpreterError(
                     "Tried to remove tracked function from call stack, but could not find in current context.".into()
                 )
diff --git a/clarity/src/vm/costs/mod.rs b/clarity/src/vm/costs/mod.rs
index 96a501809..2222aa4c1 100644
--- a/clarity/src/vm/costs/mod.rs
+++ b/clarity/src/vm/costs/mod.rs
@@ -14,10 +14,11 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{BTreeMap, HashMap};
+use std::collections::BTreeMap;
 use std::convert::{TryFrom, TryInto};
 use std::{cmp, fmt};
 
+use hashbrown::HashMap;
 use lazy_static::lazy_static;
 use rusqlite::types::{FromSql, FromSqlResult, ToSql, ToSqlOutput, ValueRef};
 use serde::{Deserialize, Serialize};
@@ -814,7 +815,7 @@ impl TrackerData {
         let mut cost_contracts = HashMap::new();
         let mut m = HashMap::new();
         for f in ClarityCostFunction::ALL.iter() {
-            let cost_function_ref = cost_function_references.remove(&f).unwrap_or_else(|| {
+            let cost_function_ref = cost_function_references.remove(f).unwrap_or_else(|| {
                 ClarityCostFunctionReference::new(boot_costs_id.clone(), f.get_name())
             });
             if !cost_contracts.contains_key(&cost_function_ref.contract_id) {
diff --git a/clarity/src/vm/coverage.rs b/clarity/src/vm/coverage.rs
index bfb01e89c..6f2de9f5c 100644
--- a/clarity/src/vm/coverage.rs
+++ b/clarity/src/vm/coverage.rs
@@ -1,7 +1,8 @@
-use std::collections::{BTreeMap, HashMap, HashSet};
+use std::collections::BTreeMap;
 use std::fs::File;
 use std::io::Write;
 
+use hashbrown::{HashMap, HashSet};
 use serde_json::Value as JsonValue;
 
 use super::functions::define::DefineFunctionsParsed;
diff --git a/clarity/src/vm/database/clarity_db.rs b/clarity/src/vm/database/clarity_db.rs
index 3d6cf40ae..5ef6c458d 100644
--- a/clarity/src/vm/database/clarity_db.rs
+++ b/clarity/src/vm/database/clarity_db.rs
@@ -14,7 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{HashMap, VecDeque};
 use std::convert::{TryFrom, TryInto};
 
 use serde_json;
diff --git a/clarity/src/vm/database/key_value_wrapper.rs b/clarity/src/vm/database/key_value_wrapper.rs
index 74b2c724f..bc4b85a9b 100644
--- a/clarity/src/vm/database/key_value_wrapper.rs
+++ b/clarity/src/vm/database/key_value_wrapper.rs
@@ -16,9 +16,9 @@
 
 use std::clone::Clone;
 use std::cmp::Eq;
-use std::collections::HashMap;
 use std::hash::Hash;
 
+use hashbrown::HashMap;
 use stacks_common::types::chainstate::StacksBlockId;
 use stacks_common::types::StacksEpochId;
 use stacks_common::util::hash::Sha512Trunc256Sum;
diff --git a/clarity/src/vm/database/mod.rs b/clarity/src/vm/database/mod.rs
index e02aee5c3..109299298 100644
--- a/clarity/src/vm/database/mod.rs
+++ b/clarity/src/vm/database/mod.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::HashMap;
+use hashbrown::HashMap;
 
 pub use self::clarity_db::{
     BurnStateDB, ClarityDatabase, HeadersDB, StoreType, NULL_BURN_STATE_DB, NULL_HEADER_DB,
diff --git a/clarity/src/vm/docs/contracts.rs b/clarity/src/vm/docs/contracts.rs
index ff864b26d..b9f95d39d 100644
--- a/clarity/src/vm/docs/contracts.rs
+++ b/clarity/src/vm/docs/contracts.rs
@@ -1,6 +1,7 @@
-use std::collections::{BTreeMap, HashMap, HashSet};
+use std::collections::BTreeMap;
 use std::iter::FromIterator;
 
+use hashbrown::{HashMap, HashSet};
 use stacks_common::consts::CHAIN_ID_TESTNET;
 use stacks_common::types::StacksEpochId;
 
diff --git a/clarity/src/vm/functions/define.rs b/clarity/src/vm/functions/define.rs
index 9451f17ff..c9489c432 100644
--- a/clarity/src/vm/functions/define.rs
+++ b/clarity/src/vm/functions/define.rs
@@ -14,7 +14,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::{BTreeMap, HashMap};
+use std::collections::BTreeMap;
 
 use crate::vm::callables::{DefineType, DefinedFunction};
 use crate::vm::contexts::{ContractContext, Environment, LocalContext};
diff --git a/clarity/src/vm/mod.rs b/clarity/src/vm/mod.rs
index 9f7c56559..7231ad584 100644
--- a/clarity/src/vm/mod.rs
+++ b/clarity/src/vm/mod.rs
@@ -587,8 +587,7 @@ pub fn execute_v2(program: &str) -> Result<Option<Value>> {
 
 #[cfg(test)]
 mod test {
-    use std::collections::HashMap;
-
+    use hashbrown::HashMap;
     use stacks_common::consts::CHAIN_ID_TESTNET;
     use stacks_common::types::StacksEpochId;
 
diff --git a/clarity/src/vm/tests/assets.rs b/clarity/src/vm/tests/assets.rs
index 0f6551c36..883a8a699 100644
--- a/clarity/src/vm/tests/assets.rs
+++ b/clarity/src/vm/tests/assets.rs
@@ -440,7 +440,7 @@ fn test_native_stx_ops(epoch: StacksEpochId, mut env_factory: TopLevelMemoryEnvi
 
     let table = asset_map.to_table();
 
-    let contract_principal = token_contract_id.clone().into();
+    let contract_principal = PrincipalData::from(token_contract_id.clone());
 
     assert_eq!(
         table[&contract_principal][&AssetIdentifier::STX()],
diff --git a/clarity/src/vm/tests/principals.rs b/clarity/src/vm/tests/principals.rs
index bc136638f..78fcf1765 100644
--- a/clarity/src/vm/tests/principals.rs
+++ b/clarity/src/vm/tests/principals.rs
@@ -1,5 +1,4 @@
-use std::collections::HashMap;
-
+use hashbrown::HashMap;
 use stacks_common::types::StacksEpochId;
 use stacks_common::util::hash::hex_bytes;
 
diff --git a/clarity/src/vm/types/serialization.rs b/clarity/src/vm/types/serialization.rs
index efb616cdb..fae9a00b0 100644
--- a/clarity/src/vm/types/serialization.rs
+++ b/clarity/src/vm/types/serialization.rs
@@ -15,11 +15,11 @@
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use std::borrow::Borrow;
-use std::collections::HashMap;
 use std::convert::{TryFrom, TryInto};
 use std::io::{Read, Write};
 use std::{cmp, error, fmt, str};
 
+use hashbrown::HashMap;
 use lazy_static::lazy_static;
 use serde_json::Value as JSONValue;
 use stacks_common::codec::{Error as codec_error, StacksMessageCodec};
diff --git a/clarity/src/vm/types/signatures.rs b/clarity/src/vm/types/signatures.rs
index 246191f28..2c0f47f33 100644
--- a/clarity/src/vm/types/signatures.rs
+++ b/clarity/src/vm/types/signatures.rs
@@ -15,12 +15,13 @@
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 use std::collections::btree_map::Entry;
-// TypeSignatures
-use std::collections::{BTreeMap, HashMap, HashSet};
+use std::collections::BTreeMap;
 use std::convert::{TryFrom, TryInto};
 use std::hash::{Hash, Hasher};
 use std::{cmp, fmt};
 
+// TypeSignatures
+use hashbrown::HashSet;
 use lazy_static::lazy_static;
 use stacks_common::address::c32;
 use stacks_common::types::StacksEpochId;
diff --git a/contrib/tools/relay-server/Cargo.toml b/contrib/tools/relay-server/Cargo.toml
index 756a5603b..373646906 100644
--- a/contrib/tools/relay-server/Cargo.toml
+++ b/contrib/tools/relay-server/Cargo.toml
@@ -8,3 +8,4 @@ name = "relay-server"
 path = "src/main.rs"
 
 [dependencies]
+hashbrown = { workspace = true }
diff --git a/contrib/tools/relay-server/src/http.rs b/contrib/tools/relay-server/src/http.rs
index e2f84815a..c84f833be 100644
--- a/contrib/tools/relay-server/src/http.rs
+++ b/contrib/tools/relay-server/src/http.rs
@@ -1,6 +1,7 @@
-use std::collections::HashMap;
 use std::io::{Error, Read};
 
+use hashbrown::HashMap;
+
 use crate::to_io_result::ToIoResult;
 
 #[derive(Debug)]
diff --git a/contrib/tools/relay-server/src/state.rs b/contrib/tools/relay-server/src/state.rs
index caaea7984..084779c8d 100644
--- a/contrib/tools/relay-server/src/state.rs
+++ b/contrib/tools/relay-server/src/state.rs
@@ -1,4 +1,4 @@
-use std::collections::HashMap;
+use hashbrown::HashMap;
 
 #[derive(Default)]
 pub struct State {
diff --git a/contrib/tools/relay-server/src/url.rs b/contrib/tools/relay-server/src/url.rs
index 8c562c8ef..aedc5711d 100644
--- a/contrib/tools/relay-server/src/url.rs
+++ b/contrib/tools/relay-server/src/url.rs
@@ -1,4 +1,4 @@
-use std::collections::HashMap;
+use hashbrown::HashMap;
 
 pub trait QueryEx {
     fn url_query(&self) -> HashMap<&str, &str>;
diff --git a/libsigner/Cargo.toml b/libsigner/Cargo.toml
index 1d935d625..4b1f21eef 100644
--- a/libsigner/Cargo.toml
+++ b/libsigner/Cargo.toml
@@ -17,7 +17,7 @@ path = "./src/libsigner.rs"
 
 [dependencies]
 clarity = { path = "../clarity" }
-hashbrown = "0.14"
+hashbrown = { workspace = true }
 libc = "0.2"
 libstackerdb = { path = "../libstackerdb" }
 serde = "1"
diff --git a/libsigner/src/http.rs b/libsigner/src/http.rs
index 78ae50a2b..f5ba9bb2b 100644
--- a/libsigner/src/http.rs
+++ b/libsigner/src/http.rs
@@ -14,11 +14,11 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::HashMap;
 use std::io;
 use std::io::{Read, Write};
 use std::net::SocketAddr;
 
+use hashbrown::HashMap;
 use stacks_common::codec::MAX_MESSAGE_LEN;
 use stacks_common::deps_common::httparse;
 use stacks_common::util::chunked_encoding::*;
diff --git a/libsigner/src/tests/http.rs b/libsigner/src/tests/http.rs
index 4582b0716..3fac7c337 100644
--- a/libsigner/src/tests/http.rs
+++ b/libsigner/src/tests/http.rs
@@ -14,10 +14,10 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-use std::collections::HashMap;
 use std::io::{Read, Write};
 use std::{io, str};
 
+use hashbrown::HashMap;
 use stacks_common::util::chunked_encoding::*;
 
 use crate::error::{EventError, RPCError};
diff --git a/stacks-common/Cargo.toml b/stacks-common/Cargo.toml
index 0896442d7..50eadfb85 100644
--- a/stacks-common/Cargo.toml
+++ b/stacks-common/Cargo.toml
@@ -32,6 +32,7 @@ slog-json = { version = "2.3.0", optional = true }
 chrono = "0.4.19"
 libc = "0.2.82"
 wsts = { workspace = true }
+hashbrown = { workspace = true }
 
 [target.'cfg(unix)'.dependencies]
 nix = "0.23"
diff --git a/stacks-common/src/deps_common/bitcoin/network/encodable.rs b/stacks-common/src/deps_common/bitcoin/network/encodable.rs
index 1054e2846..f14ee1fb8 100644
--- a/stacks-common/src/deps_common/bitcoin/network/encodable.rs
+++ b/stacks-common/src/deps_common/bitcoin/network/encodable.rs
@@ -29,10 +29,11 @@
 //! big-endian decimals, etc.)
 //!
 
-use std::collections::HashMap;
 use std::hash::Hash;
 use std::{mem, u32};
 
+use hashbrown::HashMap;
+
 use crate::deps_common::bitcoin::network::serialize::{self, SimpleDecoder, SimpleEncoder};
 use crate::deps_common::bitcoin::util::hash::Sha256dHash;
 
diff --git a/stacks-signer/Cargo.toml b/stacks-signer/Cargo.toml
index 899725fb8..8944c1034 100644
--- a/stacks-signer/Cargo.toml
+++ b/stacks-signer/Cargo.toml
@@ -23,7 +23,7 @@ path = "src/main.rs"
 backoff = "0.4"
 clarity = { path = "../clarity" }
 clap = { version = "4.1.1", features = ["derive", "env"] }
-hashbrown = "0.14"
+hashbrown = { workspace = true }
 libsigner = { path = "../libsigner" }
 libstackerdb = { path = "../libstackerdb" }
 rand_core = "0.6"
diff --git a/stackslib/Cargo.toml b/stackslib/Cargo.toml
index d1da07b0b..40ddd8e84 100644
--- a/stackslib/Cargo.toml
+++ b/stackslib/Cargo.toml
@@ -56,8 +56,8 @@ stacks-common = { path = "../stacks-common" }
 pox-locking = { path = "../pox-locking" }
 libstackerdb = { path = "../libstackerdb" }
 siphasher = "0.3.7"
-wsts = {workspace = true}
-hashbrown = "0.14"
+wsts = { workspace = true }
+hashbrown = { workspace = true }
 
 [target.'cfg(unix)'.dependencies]
 nix = "0.23"
diff --git a/stackslib/src/chainstate/stacks/boot/docs.rs b/stackslib/src/chainstate/stacks/boot/docs.rs
index 3bf3f3cae..08a203122 100644
--- a/stackslib/src/chainstate/stacks/boot/docs.rs
+++ b/stackslib/src/chainstate/stacks/boot/docs.rs
@@ -1,7 +1,7 @@
-use std::collections::{HashMap, HashSet};
 use std::iter::FromIterator;
 
 use clarity::vm::docs::contracts::{produce_docs_refs, ContractSupportDocs};
+use hashbrown::{HashMap, HashSet};
 
 use super::STACKS_BOOT_CODE_MAINNET;
 
diff --git a/testnet/stacks-node/Cargo.toml b/testnet/stacks-node/Cargo.toml
index ae53315a7..e4739e0c0 100644
--- a/testnet/stacks-node/Cargo.toml
+++ b/testnet/stacks-node/Cargo.toml
@@ -30,7 +30,7 @@ libsigner = { path = "../../libsigner" }
 wsts = { workspace = true }
 rand = { workspace = true }
 rand_core = { workspace = true }
-hashbrown = "0.14"
+hashbrown = { workspace = true }
 
 [dev-dependencies]
 ring = "0.16.19"