diff --git a/CHANGES.md b/CHANGES.md
index a20c3a2..74aa2fa 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,5 @@
+## 0.6.0 In development
+
 ## 0.5.3
 
 * Support exists syntax (@cddr)
diff --git a/project.clj b/project.clj
index 550f8d8..8d78680 100644
--- a/project.clj
+++ b/project.clj
@@ -1,4 +1,4 @@
-(defproject honeysql "0.5.3"
+(defproject honeysql "0.6.0-SNAPSHOT"
   :description "SQL as Clojure data structures"
   :license {:name "Eclipse Public License"
             :url "http://www.eclipse.org/legal/epl-v10.html"}