diff --git a/doc/source/changes.rst b/doc/source/changes.rst
index de448dd..5ef1326 100644
--- a/doc/source/changes.rst
+++ b/doc/source/changes.rst
@@ -2,6 +2,12 @@
 Changelog
 #########
 
+*****
+4.0.9
+*****
+
+- re-release of 4.0.8 to get a valid signature.
+
 *****
 4.0.8
 *****
diff --git a/gitdb/__init__.py b/gitdb/__init__.py
index b5d1939..2460145 100644
--- a/gitdb/__init__.py
+++ b/gitdb/__init__.py
@@ -30,7 +30,7 @@ def _init_externals():
 __author__ = "Sebastian Thiel"
 __contact__ = "byronimo@gmail.com"
 __homepage__ = "https://github.com/gitpython-developers/gitdb"
-version_info = (4, 0, 8)
+version_info = (4, 0, 9)
 __version__ = '.'.join(str(i) for i in version_info)
 
 
diff --git a/setup.py b/setup.py
index 251ea93..31dc62f 100755
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
 __author__ = "Sebastian Thiel"
 __contact__ = "byronimo@gmail.com"
 __homepage__ = "https://github.com/gitpython-developers/gitdb"
-version_info = (4, 0, 8)
+version_info = (4, 0, 9)
 __version__ = '.'.join(str(i) for i in version_info)
 
 setup(