diff --git a/services/monitoring/rules.yml b/services/monitoring/rules.yml
index b9b36aa..ea5dc42 100644
--- a/services/monitoring/rules.yml
+++ b/services/monitoring/rules.yml
@@ -18,13 +18,21 @@ groups:
           summary: "Disk space low on {{ $labels.instance }}"
           description: "Disk space is low on {{ $labels.instance }}. Please check."
       - alert: high_cpu_load
-        expr: max(node_load5{}) by (instance) > (count by (instance)(node_cpu_seconds_total{mode="idle"}) * 0.7)
+        expr: max(node_load5{instance!="nix-cache01.home.2rjus.net:9100"}) by (instance) > (count by (instance)(node_cpu_seconds_total{instance!="nix-cache01.home.2rjus.net:9100", mode="idle"}) * 0.7)
         for: 15m
         labels:
           severity: warning
         annotations:
           summary: "High CPU load on {{ $labels.instance }}"
           description: "CPU load is high on {{ $labels.instance }}. Please check."
+      - alert: high_cpu_load
+        expr: max(node_load5{instance="nix-cache01.home.2rjus.net:9100"}) by (instance) > (count by (instance)(node_cpu_seconds_total{instance="nix-cache01.home.2rjus.net:9100", mode="idle"}) * 0.7)
+        for: 2h
+        labels:
+          severity: warning
+        annotations:
+          summary: "High CPU load on {{ $labels.instance }}"
+          description: "CPU load is high on {{ $labels.instance }}. Please check."
       - alert: low_memory
         expr: node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes * 100 < 10
         for: 2m