diff --git a/playbooks/roles/flag_build_commits/files/flag_commit_build.py b/playbooks/roles/flag_build_commits/files/flag_commit_build.py
index 956c5f1..1584424 100644
--- a/playbooks/roles/flag_build_commits/files/flag_commit_build.py
+++ b/playbooks/roles/flag_build_commits/files/flag_commit_build.py
@@ -70,6 +70,10 @@ def main(msg):
         print('Skipping container build')
         return
 
+    if msg['owner'] = 'mbs/mbs.fedoraproject.org':
+        print('Skipping MBS builds')
+        return
+
     request = msg['request'][0]
     instance = msg['instance']
     if instance != 'primary':