diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+- 0.10.2.3 (2017-07-21)
+    * Bump websockets to 0.12.0.0
+
 - 0.10.2.2
     * Bump io-streams to 1.4.0.0
 
diff --git a/websockets-snap.cabal b/websockets-snap.cabal
--- a/websockets-snap.cabal
+++ b/websockets-snap.cabal
@@ -1,5 +1,5 @@
 Name:          websockets-snap
-Version:       0.10.2.2
+Version:       0.10.2.3
 Synopsis:      Snap integration for the websockets library
 Description:   Snap integration for the websockets library
 License:       BSD3
@@ -29,7 +29,7 @@
     mtl                >= 2.1   && < 2.3,
     snap-core          >= 1.0   && < 1.1,
     snap-server        >= 1.0   && < 1.1,
-    websockets         >= 0.9.5 && < 0.12
+    websockets         >= 0.9.5 && < 0.13
 
 Source-repository head
   Type:     git