diff --git a/setup.py b/setup.py
index 9563649..e474aab 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
 
 platform_is_windows = sys.platform == "win32"
 
-version = "0.3.2"
+version = "0.3.3-dev"
 
 min_cython_ver = "0.21.0"
 try: