diff --git a/kube/deploy/apps/kromgo/app/config/config.yaml b/kube/deploy/apps/kromgo/app/config/config.yaml
index e491744b..502b5882 100644
--- a/kube/deploy/apps/kromgo/app/config/config.yaml
+++ b/kube/deploy/apps/kromgo/app/config/config.yaml
@@ -10,7 +10,7 @@ metrics:
       - { color: "red", min: 76, max: 1000 }
 
   - name: cluster_memory_usage
-    query: round(sum(node_memory_MemTotal_bytes{cluster="${CLUSTER_NAME}",kubernetes_node!=""} - node_memory_MemAvailable_bytes{cluster="${CLUSTER_NAME",kubernetes_node!=""}) / sum(node_memory_MemTotal_bytes{cluster="${CLUSTER_NAME}",kubernetes_node!=""}) * 100, 0.1)
+    query: round(sum(node_memory_MemTotal_bytes{kubernetes_node!=""} - node_memory_MemAvailable_bytes{kubernetes_node!=""}) / sum(node_memory_MemTotal_bytes{kubernetes_node!=""}) * 100, 0.1)
     suffix: "%"
     colors:
       - { color: "green", min: 0, max: 35 }
diff --git a/kube/deploy/apps/kromgo/app/config/kustomization.yaml b/kube/deploy/apps/kromgo/app/config/kustomization.yaml
index 0db23b09..3590be26 100644
--- a/kube/deploy/apps/kromgo/app/config/kustomization.yaml
+++ b/kube/deploy/apps/kromgo/app/config/kustomization.yaml
@@ -8,3 +8,5 @@ configMapGenerator:
       - config.yaml
 generatorOptions:
   disableNameSuffixHash: true
+  annotations:
+    kustomize.toolkit.fluxcd.io/substitute: disabled