diff --git a/setup.cfg b/setup.cfg
index a720003..3d2e0a6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = microdot
-version = 1.3.2
+version = 1.3.3.dev0
 author = Miguel Grinberg
 author_email = miguel.grinberg@gmail.com
 description = The impossibly small web framework for MicroPython