diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7a9e63e02..a86bd326c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 1.6.1 (unreleased)
+
+
+
 ## 1.6.0 (May 6, 2014)
 
 BACKWARDS INCOMPATIBILITIES:
diff --git a/version.txt b/version.txt
index dc1e644a1..6d6c882d3 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-1.6.0
+1.6.1.dev