diff --git a/test/e2e/workflow_configmap_substitution_test.go b/test/e2e/workflow_configmap_substitution_test.go
index 7328010388fd..2723cf578256 100644
--- a/test/e2e/workflow_configmap_substitution_test.go
+++ b/test/e2e/workflow_configmap_substitution_test.go
@@ -128,7 +128,7 @@ spec:
       - name: message
         valueFrom:
           configMapKeyRef:
-            name: '{{ workflow.parameters.cm-name}'
+            name: '{{ workflow.parameters.cm-name }}'
             key: msg
     container:
       image: argoproj/argosay:v2