diff --git a/mailman3-fedmsg-plugin.spec b/mailman3-fedmsg-plugin.spec
index 92d3e82..7c6f253 100644
--- a/mailman3-fedmsg-plugin.spec
+++ b/mailman3-fedmsg-plugin.spec
@@ -55,6 +55,7 @@ rm -rf %{modname}.egg-info
 %files
 %doc README.rst LICENSE
 %{python3_sitelib}/%{modname}.py*
+%{python3_sitelib}/__pycache__/%{modname}*
 %{python3_sitelib}/%{modname}-%{version}*
 
 %changelog