diff --git a/helm/core-ui-middleware/Chart.yaml b/helm/core-ui-middleware/Chart.yaml
index 6d4b23f174e71313ec8fcc0aaeeef0f89e2dc0dd..6ccd4aaa8ba3e4fb359b34f08f9109173a8b1d55 100644
--- a/helm/core-ui-middleware/Chart.yaml
+++ b/helm/core-ui-middleware/Chart.yaml
@@ -15,7 +15,7 @@ type: application
 # 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: 3.0.7
+version: 3.0.8
 
 # 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
diff --git a/helm/core-ui-middleware/templates/deployment.yaml b/helm/core-ui-middleware/templates/deployment.yaml
index c85ee1a7322cdd762bbb0d111b05f8cb1011816e..fcff7d5459a93fe952bb688c171bbfcd2a8c25dc 100644
--- a/helm/core-ui-middleware/templates/deployment.yaml
+++ b/helm/core-ui-middleware/templates/deployment.yaml
@@ -152,7 +152,7 @@ spec:
       volumes:
         - name: manifest-config
           configMap:
-            name: {{ .Values.existingConfigMap | default (include "ox-common.names.fullname" .) }}
+            name: "{{- tpl (.Values.existingConfigMap | default (include "ox-common.names.fullname" .)) . }}"
         {{- if and (eq (len .Values.redis.hosts) 1) (eq (index .Values.redis.hosts 0) "localhost:6379") }}
         - name: redis-data
           emptyDir: