diff --git a/roles/taskotron/resultsdb-fedmsg/files/resultsdb.py b/roles/taskotron/resultsdb-fedmsg/files/resultsdb.py
index e925de04f6..10525eab46 100644
--- a/roles/taskotron/resultsdb-fedmsg/files/resultsdb.py
+++ b/roles/taskotron/resultsdb-fedmsg/files/resultsdb.py
@@ -6,4 +6,5 @@ config = {
     # fedora-infra proper bus from over in the QA network.
     'active': True,
     'name': 'relay_inbound',
+    'cert_prefix': 'resultsdb',
 }