diff --git a/rubygem-abstract_method.spec b/rubygem-abstract_method.spec
index fa47cd8..e7c1505 100644
--- a/rubygem-abstract_method.spec
+++ b/rubygem-abstract_method.spec
@@ -33,6 +33,7 @@ cp -a .%{gem_dir}/* \
 %dir %{gem_instdir}
 %{gem_libdir}
 %{_datadir}/gems/doc/%{mod_full_name}/
+%{_datadir}/gems/gems/%{mod_full_name}/
 %exclude %{gem_cache}
 %{gem_spec}