diff --git a/prometheus-client/CHANGELOG.md b/prometheus-client/CHANGELOG.md
index b3df14b..0cb8194 100644
--- a/prometheus-client/CHANGELOG.md
+++ b/prometheus-client/CHANGELOG.md
@@ -2,5 +2,7 @@
 
 ## HEAD
 
+## 0.1.1
+
 - Counters are now represented as floating point numbers instead of integers.
 - New counter methods `addDurationToCounter` and `addCounter`.
diff --git a/prometheus-client/prometheus-client.cabal b/prometheus-client/prometheus-client.cabal
index 8ba5c3c..3900760 100644
--- a/prometheus-client/prometheus-client.cabal
+++ b/prometheus-client/prometheus-client.cabal
@@ -1,5 +1,5 @@
 name:                prometheus-client
-version:             0.1.0.1
+version:             0.1.1
 synopsis:            Haskell client library for http://prometheus.io.
 description:         Haskell client library for http://prometheus.io.
 homepage:            https://github.com/fimad/prometheus-haskell
diff --git a/prometheus-metrics-ghc/CHANGELOG.md b/prometheus-metrics-ghc/CHANGELOG.md
index 157750f..b1a654e 100644
--- a/prometheus-metrics-ghc/CHANGELOG.md
+++ b/prometheus-metrics-ghc/CHANGELOG.md
@@ -2,5 +2,7 @@
 
 ## HEAD
 
+## 0.1.1
+
 - Metrics that are always incrementing are now counters instead of gauges.
 - Metric names have changed to be more inline with prometheus guidelines.
diff --git a/prometheus-metrics-ghc/prometheus-metrics-ghc.cabal b/prometheus-metrics-ghc/prometheus-metrics-ghc.cabal
index 8822e1b..d44f24d 100644
--- a/prometheus-metrics-ghc/prometheus-metrics-ghc.cabal
+++ b/prometheus-metrics-ghc/prometheus-metrics-ghc.cabal
@@ -1,5 +1,5 @@
 name:                prometheus-metrics-ghc
-version:             0.1.0.1
+version:             0.1.1
 synopsis:
     Metrics exposing GHC runtime information for use with prometheus-client.
 description:
diff --git a/wai-middleware-prometheus/CHANGELOG.md b/wai-middleware-prometheus/CHANGELOG.md
index b65eaa1..1b3a710 100644
--- a/wai-middleware-prometheus/CHANGELOG.md
+++ b/wai-middleware-prometheus/CHANGELOG.md
@@ -2,3 +2,5 @@
 
 ## HEAD
 
+## 0.1.1
+
diff --git a/wai-middleware-prometheus/wai-middleware-prometheus.cabal b/wai-middleware-prometheus/wai-middleware-prometheus.cabal
index ddd09e0..150159f 100644
--- a/wai-middleware-prometheus/wai-middleware-prometheus.cabal
+++ b/wai-middleware-prometheus/wai-middleware-prometheus.cabal
@@ -1,5 +1,5 @@
 name:                wai-middleware-prometheus
-version:             0.1.0.1
+version:             0.1.1
 synopsis:
     WAI middlware for exposing http://prometheus.io metrics.
 description: