diff --git a/deployment/metrics/collectd-container-puppet.yaml b/deployment/metrics/collectd-container-puppet.yaml
index 4ee212e12b..b77046a068 100644
--- a/deployment/metrics/collectd-container-puppet.yaml
+++ b/deployment/metrics/collectd-container-puppet.yaml
@@ -722,6 +722,7 @@ outputs:
             pid: host
             user: root
             restart: always
+            mem_limit: 512m
             cap_add:
               - IPC_LOCK
             healthcheck: