diff --git a/homelab-ai-bot/monitor.py b/homelab-ai-bot/monitor.py
index 2d898643..3585aac8 100644
--- a/homelab-ai-bot/monitor.py
+++ b/homelab-ai-bot/monitor.py
@@ -18,6 +18,7 @@ ALERT_COOLDOWN_SECONDS = {
     "silence": 3600,
     "http": 1800,
     "restart": 900,
+    "memory_expiry": 43200,
     "default": 3600,
 }
 
@@ -262,6 +263,8 @@ def _alert_category(alert_text: str) -> str:
         return "http"
     if "Service-Neustart" in alert_text:
         return "restart"
+    if "Memory läuft ab" in alert_text:
+        return "memory_expiry"
     return "default"