diff --git a/src/util/hash.rs b/src/util/hash.rs
index 367e91528..cd7c6ad86 100644
--- a/src/util/hash.rs
+++ b/src/util/hash.rs
@@ -30,19 +30,23 @@ impl_array_hexstring_fmt!(Hash160);
 impl_byte_array_newtype!(Hash160, u8, 20);
 
 impl Hash160 {
+    pub fn from_sha256(sha256_hash: &[u8; 32]) -> Hash160 {
+        let mut rmd = Ripemd160::new();
+        let mut ret = [0u8; 20];
+        rmd.input(sha256_hash);
+        rmd.result(&mut ret);
+        Hash160(ret)
+    }
+
     /// Create a hash by hashing some data
     /// (borrwed from Andrew Poelstra)
     #[allow(dead_code)]
     pub fn from_data(data: &[u8]) -> Hash160 {
-        let mut tmp = [0; 32];
-        let mut ret = [0; 20];
+        let mut tmp = [0u8; 32];
         let mut sha2 = Sha256::new();
-        let mut rmd = Ripemd160::new();
         sha2.input(data);
         sha2.result(&mut tmp);
-        rmd.input(&tmp);
-        rmd.result(&mut ret);
-        Hash160(ret)
+        Hash160::from_sha256(&tmp)
     }
 }