diff --git a/keystone/values.yaml b/keystone/values.yaml
index 8b714cdaea..afe4bd62ac 100644
--- a/keystone/values.yaml
+++ b/keystone/values.yaml
@@ -829,6 +829,14 @@ conf:
           sla:
             failure_rate:
               max: 0
+      KeystoneBasic.create_and_list_ec2credentials:
+        - runner:
+            concurrency: 1
+            times: 1
+            type: constant
+          sla:
+            failure_rate:
+              max: 0
       KeystoneBasic.create_and_delete_role:
         - runner:
             concurrency: 1