diff --git a/src/pip/__init__.py b/src/pip/__init__.py
index 81b0dabd8..cd0929713 100644
--- a/src/pip/__init__.py
+++ b/src/pip/__init__.py
@@ -4,7 +4,7 @@ if MYPY_CHECK_RUNNING:
     from typing import List, Optional
 
 
-__version__ = "20.3b1"
+__version__ = "20.3.dev1"
 
 
 def main(args=None):