diff --git a/limbo/limbo-trigger.yaml b/limbo/limbo-trigger.yaml
index b9cc0bc..78c78d2 100644
--- a/limbo/limbo-trigger.yaml
+++ b/limbo/limbo-trigger.yaml
@@ -38,7 +38,7 @@ spec:
   - apiVersion: tekton.dev/v1beta1
     kind: PipelineRun
     metadata:
-      generateName: $(params.repo_name)-pipeline-
+      generateName: "$(tt.params.repo_name)-pipeline-"
     spec:
       pipelineRef:
         name: limbo-pipeline