diff --git a/charts/argo-cd/Chart.yaml b/charts/argo-cd/Chart.yaml
index 8de723cc..adc049d7 100644
--- a/charts/argo-cd/Chart.yaml
+++ b/charts/argo-cd/Chart.yaml
@@ -1,9 +1,9 @@
 apiVersion: v2
-appVersion: v2.8.4
+appVersion: v2.8.5
 kubeVersion: ">=1.23.0-0"
 description: A Helm chart for Argo CD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 5.47.1
+version: 5.48.1
 home: https://github.com/argoproj/argo-helm
 icon: https://argo-cd.readthedocs.io/en/stable/assets/logo.png
 sources:
diff --git a/charts/argo-cd/templates/argocd-notifications/deployment.yaml b/charts/argo-cd/templates/argocd-notifications/deployment.yaml
index 633e1943..edee786a 100644
--- a/charts/argo-cd/templates/argocd-notifications/deployment.yaml
+++ b/charts/argo-cd/templates/argocd-notifications/deployment.yaml
@@ -78,13 +78,19 @@ spec:
                 configMapKeyRef:
                   key: notificationscontroller.log.level
                   name: argocd-cmd-params-cm
-                  optional: true              
+                  optional: true
             - name: ARGOCD_NOTIFICATIONS_CONTROLLER_LOGFORMAT
               valueFrom:
                 configMapKeyRef:
                   key: notificationscontroller.log.format
                   name: argocd-cmd-params-cm
                   optional: true
+            - name: ARGOCD_APPLICATION_NAMESPACES
+              valueFrom:
+                configMapKeyRef:
+                  key: application.namespaces
+                  name: argocd-cmd-params-cm
+                  optional: true
           {{- with .Values.notifications.extraEnvFrom }}
           envFrom:
             {{- toYaml . | nindent 12 }}