diff --git a/dev-python/catkin_pkg/files/argparse.patch b/dev-python/catkin_pkg/files/argparse.patch
deleted file mode 100644
index f39df4a405659..0000000000000
--- a/dev-python/catkin_pkg/files/argparse.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-Index: catkin_pkg-0.3.1/setup.py
-===================================================================
---- catkin_pkg-0.3.1.orig/setup.py
-+++ catkin_pkg-0.3.1/setup.py
-@@ -31,7 +31,6 @@ kwargs = {
-     'long_description': 'Library for retrieving information about catkin packages.',
-     'license': 'BSD',
-     'install_requires': [
--        'argparse',
-         'docutils',
-         'python-dateutil'
-     ],