diff --git a/dist/package/openSUSE-release-tools.spec b/dist/package/openSUSE-release-tools.spec
index 993a81eb..60cda1e6 100644
--- a/dist/package/openSUSE-release-tools.spec
+++ b/dist/package/openSUSE-release-tools.spec
@@ -66,6 +66,8 @@ Requires:       python-python-dateutil
 Requires:       python-pyxdg
 Requires:       python-requests
 Requires:       python-urlgrabber
+# ttm/manager.py
+Requires:       python-enum34
 
 # bs_mirrorfull
 Requires:       perl-Net-SSLeay