diff --git a/argocd/prometheus/test/argocd_values.yaml b/argocd/prometheus/test/argocd_values.yaml
index 766c3f5..625e684 100644
--- a/argocd/prometheus/test/argocd_values.yaml
+++ b/argocd/prometheus/test/argocd_values.yaml
@@ -68,4 +68,4 @@ prometheus:
   replicas: *replicas
 storage:
   handles:
-    - 100068485
\ No newline at end of file
+    - "100068485"
\ No newline at end of file