diff --git a/catkin_pkg.remove-argparse-requirement.patch b/catkin_pkg.remove-argparse-requirement.patch
deleted file mode 100644
index dabe2e4..0000000
--- a/catkin_pkg.remove-argparse-requirement.patch
+++ /dev/null
@@ -1,11 +0,0 @@
-diff -ur catkin_pkg-40dbc2dd3ae8b2787cfb2a59776a944d3f1e4655/setup.py catkin_pkg-40dbc2dd3ae8b2787cfb2a59776a944d3f1e4655.remove-argparse-requirement/setup.py
---- catkin_pkg-40dbc2dd3ae8b2787cfb2a59776a944d3f1e4655/setup.py	2017-10-13 00:24:47.000000000 +0200
-+++ catkin_pkg-40dbc2dd3ae8b2787cfb2a59776a944d3f1e4655.remove-argparse-requirement/setup.py	2017-12-02 18:04:44.754018449 +0100
-@@ -31,7 +31,6 @@
-     'long_description': 'Library for retrieving information about catkin packages.',
-     'license': 'BSD',
-     'install_requires': [
--        'argparse',
-         'docutils',
-         'python-dateutil'
-     ],
diff --git a/python-catkin_pkg.spec b/python-catkin_pkg.spec
index 3d1a56f..65053e4 100644
--- a/python-catkin_pkg.spec
+++ b/python-catkin_pkg.spec
@@ -4,14 +4,13 @@
 
 Name:           python-%{module_name}
 Version:        0.3.9
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Library for retrieving information about catkin packages
 
 License:        BSD
 URL:            https://github.com/ros-infrastructure/%{module_name}
 BuildArch:      noarch
 Source0:        https://github.com/ros-infrastructure/%{module_name}/archive/%{version}/%{name}-%{version}.tar.gz
-Patch0:         catkin_pkg.remove-argparse-requirement.patch
 
 BuildRequires:  python2-devel
 BuildRequires:  python-dateutil
@@ -55,7 +54,6 @@ Library for retrieving information about catkin packages
 
 %prep
 %setup -qc
-%patch0 -p0
 
 mv %{module_name}-%{version} python2
 
@@ -68,6 +66,10 @@ find python2 -name '*.py' | xargs sed -i '1s|^#!python|#!%{__python2}|'
 
 sed -i "s/  'catkin_/  'python3-catkin_/g" python3/setup.py
 
+# remove argparse requirement
+sed -i '/argparse/ d' python2/setup.py
+sed -i '/argparse/ d' python3/setup.py
+
 %build
 pushd python2
 %{__python2} setup.py build
@@ -144,6 +146,9 @@ popd
 %endif
 
 %changelog
+* Sun Dec 17 2017 Ankur Sinha <ankursinha AT fedoraproject DOT org> - 0.3.9-2
+- Remove patch, use sed instead to make it version independent
+
 * Sun Dec 17 2017 Ankur Sinha <ankursinha AT fedoraproject DOT org> - 0.3.9-1
 - Update to latest releas 0.3.9 (rhbz#1508241)