diff --git a/services/monitoring/deploy/prometheus/prometheus-agent.yaml b/services/monitoring/deploy/prometheus/prometheus-agent.yaml
index f0f7d7d..a169973 100644
--- a/services/monitoring/deploy/prometheus/prometheus-agent.yaml
+++ b/services/monitoring/deploy/prometheus/prometheus-agent.yaml
@@ -33,7 +33,7 @@ spec:
       memory: 128Mi
     limits:
       cpu: 200m
-      memory: 256Mi
+      memory: 512Mi # minimum stable
   serviceAccountName: prometheus-agent
   nodeSelector:
     role: worker-node