diff --git a/ps_mem.spec b/ps_mem.spec
index d997e46..cb3cc19 100644
--- a/ps_mem.spec
+++ b/ps_mem.spec
@@ -1,18 +1,19 @@
 
-Name:      ps_mem
-Version:   3.1
-Release:   2%{?dist}
-Summary:   Memory profiling tool
-Group:     Applications/System
-License:   LGPLv2
-URL:       https://github.com/pixelb/scripts
+Name:           ps_mem
+Version:        3.1
+Release:        3%{?dist}
+Summary:        Memory profiling tool
+Group:          Applications/System
+License:        LGPLv2
+URL:            https://github.com/pixelb/scripts
 
-Source0:   https://raw.github.com/pixelb/scripts/961ff24c805a474080520403409872b04e18f4d9/scripts/ps_mem.py
-Source1:   http://www.gnu.org/licenses/lgpl-2.1.txt
+Source0:        https://raw.github.com/pixelb/scripts/961ff24c805a474080520403409872b04e18f4d9/scripts/ps_mem.py
+Source1:        http://www.gnu.org/licenses/lgpl-2.1.txt
 
-BuildArch: noarch
+BuildArch:      noarch
 
-Requires:  python2
+Requires:       python3
+BuildRequires:  python3-devel
 
 
 %description
@@ -27,6 +28,8 @@ selects the most accurate method available for the running kernel.
 cp -p %{SOURCE0} %{name}
 cp -p %{SOURCE1} LICENSE
 
+# force python3
+sed -i "s|/usr/bin/env python|%{__python3}|" %{name}
 
 %install
 install -Dpm755 %{name} %{buildroot}%{_bindir}/%{name}
@@ -38,6 +41,9 @@ install -Dpm755 %{name} %{buildroot}%{_bindir}/%{name}
 
 
 %changelog
+* Thu Jul 25 2013 Jaromir Capik <jcapik@redhat.com> - 3.1-3
+- Patching shebang to force python3 (#987036)
+
 * Thu May 30 2013 Jaromir Capik <jcapik@redhat.com> - 3.1-2
 - Preserving file timestamps