diff --git a/charts/metabase/Chart.yaml b/charts/metabase/Chart.yaml
index db4a1bc..4cc85dc 100644
--- a/charts/metabase/Chart.yaml
+++ b/charts/metabase/Chart.yaml
@@ -3,7 +3,7 @@ description:
   The easy, open source way for everyone in your company to ask questions
   and learn from data.
 name: metabase
-version: 2.15.4
+version: 2.15.5
 appVersion: v0.49.11
 maintainers:
   - name: pmint93
diff --git a/charts/metabase/templates/deployment.yaml b/charts/metabase/templates/deployment.yaml
index dc57407..7874e09 100644
--- a/charts/metabase/templates/deployment.yaml
+++ b/charts/metabase/templates/deployment.yaml
@@ -304,7 +304,7 @@ spec:
 {{ toYaml . | indent 8 }}
     {{- end }}
       {{- if .Values.priorityClass}}
-      priorityClass: {{ .Values.priorityClass }}
+      priorityClassName: {{ .Values.priorityClass }}
       {{- end }}
       serviceAccountName: {{ template "metabase.serviceAccountName" . }}
       volumes: