diff --git a/.flowconfig b/.flowconfig
index cf582afec..4b51cb2fd 100644
--- a/.flowconfig
+++ b/.flowconfig
@@ -87,9 +87,9 @@ suppress_type=$FlowIssue
 suppress_type=$FlowFixMe
 suppress_type=$FixMe
 
-suppress_comment=\\(.\\|\n\\)*\\$FlowFixMe\\($\\|[^(]\\|(\\(>=0\\.\\(2[0-2]\\|1[0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)
-suppress_comment=\\(.\\|\n\\)*\\$FlowIssue\\((\\(>=0\\.\\(2[0-2]\\|1[0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)?:? #[0-9]+
+suppress_comment=\\(.\\|\n\\)*\\$FlowFixMe\\($\\|[^(]\\|(\\(>=0\\.\\(2[0-3]\\|1[0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)
+suppress_comment=\\(.\\|\n\\)*\\$FlowIssue\\((\\(>=0\\.\\(2[0-3]\\|1[0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)?:? #[0-9]+
 suppress_comment=\\(.\\|\n\\)*\\$FlowFixedInNextDeploy
 
 [version]
-^0.22.0
+0.23.0
diff --git a/flow/Promise.js b/flow/Promise.js
new file mode 100644
index 000000000..510e3d5d0
--- /dev/null
+++ b/flow/Promise.js
@@ -0,0 +1,40 @@
+/**
+ * Copyright (c) 2013-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+
+// These annotations are copy/pasted from the built-in Flow definitions for
+// Native Promises with some non-standard APIs added in
+declare class Promise<+R> {
+  constructor(callback: (
+    resolve: (result?: Promise<R> | R) => void,
+    reject: (error?: any) => void
+  ) => mixed): void;
+
+  then<U>(
+    onFulfill?: ?(value: R) => Promise<U> | ?U,
+    onReject?: ?(error: any) => Promise<U> | ?U
+  ): Promise<U>;
+
+  catch<U>(
+    onReject?: (error: any) => ?Promise<U> | U
+  ): Promise<U>;
+
+  static resolve<T>(object?: Promise<T> | T): Promise<T>;
+  static reject<T>(error?: any): Promise<T>;
+
+  static all: Promise$All;
+  static race<T>(promises: Array<Promise<T>>): Promise<T>;
+
+  // Non-standard APIs
+  done<U>(
+    onFulfill?: ?(value: R) => mixed,
+    onReject?: ?(error: any) => mixed
+  ): void;
+
+  static cast<T>(object?: T): Promise<T>;
+}