diff --git a/setup.py b/setup.py
index 7a5b4ee..402155f 100644
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@
 import setuptools.command.build_py
 
 PROJECT_METADATA = {
-    "version": "1.7.1",
+    "version": "1.7.2.dev1",
     "author": 'Mark Reid',
     "author_email": 'mindmark@gmail.com',
     "license": 'MIT',