diff --git a/stable/postgresql/Chart.yaml b/stable/postgresql/Chart.yaml
index 3f4438b4eb..48b3825360 100644
--- a/stable/postgresql/Chart.yaml
+++ b/stable/postgresql/Chart.yaml
@@ -1,5 +1,5 @@
 name: postgresql
-version: 3.7.0
+version: 3.7.1
 appVersion: 10.6.0
 description: Chart for PostgreSQL, an object-relational database management system (ORDBMS) with an emphasis on extensibility and on standards-compliance.
 keywords:
diff --git a/stable/postgresql/templates/statefulset.yaml b/stable/postgresql/templates/statefulset.yaml
index 6502808dc9..328190a5d5 100644
--- a/stable/postgresql/templates/statefulset.yaml
+++ b/stable/postgresql/templates/statefulset.yaml
@@ -105,9 +105,9 @@ spec:
         {{- end }}
         {{- if not (eq .Values.replication.synchronousCommit "off")}}
         - name: POSTGRESQL_SYNCHRONOUS_COMMIT_MODE
-          value: {{ .Values.replication.synchronousCommit }}
+          value: {{ .Values.replication.synchronousCommit | quote }}
         - name: POSTGRESQL_NUM_SYNCHRONOUS_REPLICAS
-          value: {{ .Values.replication.numSynchronousReplicas }}
+          value: {{ .Values.replication.numSynchronousReplicas | quote }}
         {{- end }}
         - name: POSTGRESQL_CLUSTER_APP_NAME
           value: {{ .Values.replication.applicationName }}