diff --git a/Changes.md b/Changes.md
index 36f3c6a..684e5bf 100644
--- a/Changes.md
+++ b/Changes.md
@@ -1,3 +1,11 @@
+2.1.1
+------
+
+- Work around a subtle race condition with code which uses `Timeout.timeout` and
+  checks out a connection within the timeout block.  This might cause
+  connections to get into a bad state and raise very odd errors. [tamird, #67]
+
+
 2.1.0
 ------
 
diff --git a/lib/connection_pool/version.rb b/lib/connection_pool/version.rb
index f074948..0caef75 100644
--- a/lib/connection_pool/version.rb
+++ b/lib/connection_pool/version.rb
@@ -1,3 +1,3 @@
 class ConnectionPool
-  VERSION = "2.1.0"
+  VERSION = "2.1.1"
 end