diff --git a/kubernetes/helm/collabora-online/Chart.yaml b/kubernetes/helm/collabora-online/Chart.yaml
index 127f0599303b0..13797e05a31e7 100644
--- a/kubernetes/helm/collabora-online/Chart.yaml
+++ b/kubernetes/helm/collabora-online/Chart.yaml
@@ -4,7 +4,7 @@ type: "application"
 name: collabora-online
 description: Collabora Online helm chart
 
-version: 1.1.7
+version: 1.1.8
 appVersion: "23.05.6.4.1"
 
 home: "https://www.collaboraoffice.com/code/"
diff --git a/kubernetes/helm/collabora-online/templates/prometheus-rules.yaml b/kubernetes/helm/collabora-online/templates/prometheus-rules.yaml
index 91b604d0e6674..d02dc57464212 100644
--- a/kubernetes/helm/collabora-online/templates/prometheus-rules.yaml
+++ b/kubernetes/helm/collabora-online/templates/prometheus-rules.yaml
@@ -87,7 +87,7 @@ spec:
           summary: '{{ printf "%.0f" $value }}% of all documents are opened simultaneously on different pods in namespace {{ $labels.namespace }}. Viewers can not see each others.'
         `}}
       - alert: "Collabora DocumentsOpenSimultaneously"
-        expr: 'count(doc_info) by (key, namespace) > 1'
+        expr: 'count(doc_info) by (key, namespace, filename, host) > 1'
         labels:
           severity: "warning"
         {{`