diff --git a/monitoring/prometheus-deployment.yaml b/monitoring/prometheus-deployment.yaml
index 6ca8c74..f15ae40 100644
--- a/monitoring/prometheus-deployment.yaml
+++ b/monitoring/prometheus-deployment.yaml
@@ -14,6 +14,8 @@ spec:
     metadata:
       labels:
         app: prometheus
+      annotations:
+        kubectl.kubernetes.io/restartedAt: "2026-07-26T12:00:00Z"
     spec:
       # Prevent scheduling on Raspberry Pi due to resource requirements (512Mi-1Gi memory, 500m-1000m CPU)
       nodeSelector: