diff --git a/fetchdep/__init__.py b/fetchdep/__init__.py
index 753cc65..f10eb5c 100644
--- a/fetchdep/__init__.py
+++ b/fetchdep/__init__.py
@@ -2,4 +2,4 @@
 # SPDX-License-Identifier: BSD-2-Clause
 # Copyright fetchdep
 
-__version__ = '1.0.0'
+__version__ = '1.0.0.dev0'