diff --git a/deploy/charts/Chart.yaml b/deploy/charts/Chart.yaml
index 62134b5..ab13676 100644
--- a/deploy/charts/Chart.yaml
+++ b/deploy/charts/Chart.yaml
@@ -22,12 +22,12 @@ keywords:
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 4.0.1
+version: 4.0.2
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
-appVersion: 4.0.1
+appVersion: 4.0.2
 
 dependencies:
   - name: kube-prometheus-stack
diff --git a/deploy/charts/rules/volume/volume-rules.json b/deploy/charts/rules/volume/volume-rules.json
index 8ab6cff..f0ac99e 100644
--- a/deploy/charts/rules/volume/volume-rules.json
+++ b/deploy/charts/rules/volume/volume-rules.json
@@ -9,7 +9,7 @@
                   "description": "Persistent Volume Claim '{{ $labels.persistentvolumeclaim }}' has no consumer",
                   "summary": "Persistent Volume Claim '{{ $labels.persistentvolumeclaim }}' in namespace '{{ $labels.namespace }}' is not consumed by any pod in any namespace"
                },
-               "expr": "kube_persistentvolumeclaim_info unless (kube_persistentvolumeclaim_info * on(persistentvolumeclaim) group_left (max by (persistentvolumeclaim) (kube_pod_spec_volumes_persistentvolumeclaims_info)))) == 1",
+               "expr": "kube_persistentvolumeclaim_info UNLESS ON (namespace, persistentvolumeclaim) count by (namespace, persistentvolumeclaim) (kube_pod_spec_volumes_persistentvolumeclaims_info) == 1",
                "for": "5m",
                "labels": {
                   "severity": "info"
diff --git a/jsonnet/openebs-mixin/rules/volume/volume-rules.libsonnet b/jsonnet/openebs-mixin/rules/volume/volume-rules.libsonnet
index 5d91913..f3ee8bf 100644
--- a/jsonnet/openebs-mixin/rules/volume/volume-rules.libsonnet
+++ b/jsonnet/openebs-mixin/rules/volume/volume-rules.libsonnet
@@ -14,7 +14,7 @@ function(param) {
                 summary: "Persistent Volume Claim '{{ $labels.persistentvolumeclaim }}' in namespace '{{ $labels.namespace }}' is not consumed by any pod in any namespace",
                 description: "Persistent Volume Claim '{{ $labels.persistentvolumeclaim }}' has no consumer",
               },
-              expr: 'kube_persistentvolumeclaim_info unless (kube_persistentvolumeclaim_info * on(persistentvolumeclaim) group_left kube_pod_spec_volumes_persistentvolumeclaims_info) == 1',
+              expr: 'kube_persistentvolumeclaim_info UNLESS ON (namespace, persistentvolumeclaim) count by (namespace, persistentvolumeclaim) (kube_pod_spec_volumes_persistentvolumeclaims_info) == 1',
               'for': '5m',
               labels: {
                 severity: 'info',
diff --git a/nix/lib/sourcer.nix b/nix/lib/sourcer.nix
index d3d80d5..3d99dfe 100644
--- a/nix/lib/sourcer.nix
+++ b/nix/lib/sourcer.nix
@@ -13,7 +13,7 @@ let
         # && path != (toString (src + "/utils/dependencies/scripts/release.sh"))
       );
       path = src;
-      name = "puls8";
+      name = "monitoring";
     };
 in
 {