diff --git a/python-requests-toolbelt.spec b/python-requests-toolbelt.spec
index 71965cf..70bc8c0 100644
--- a/python-requests-toolbelt.spec
+++ b/python-requests-toolbelt.spec
@@ -18,6 +18,7 @@
 
 %define short_name requests-toolbelt
 
+%{?!python_module:%define python_module() python-%{**} python3-%{**}}
 Name:           python-requests-toolbelt
 Version:        0.7.0
 Release:        0