diff --git a/openl3/version.py b/openl3/version.py
index bbc6a69..7465a48 100644
--- a/openl3/version.py
+++ b/openl3/version.py
@@ -1,2 +1,2 @@
 short_version = '0.3'
-version = '0.3.1'
+version = '0.3.1rc0'