diff --git a/charts/bigdata-notebook-service/Chart.yaml b/charts/bigdata-notebook-service/Chart.yaml
index b36af64..832cf4c 100644
--- a/charts/bigdata-notebook-service/Chart.yaml
+++ b/charts/bigdata-notebook-service/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 name: bigdata-notebook-service
 description: A Helm chart for the Spot Big Data Notebook Service
 type: application
-version: 0.3.0
+version: 0.3.1
 appVersion: 0.82.3
 home: https://github.com/spotinst/charts
 icon: https://docs.spot.io/_media/images/spot_mark.png
diff --git a/charts/bigdata-notebook-service/templates/deployment.yaml b/charts/bigdata-notebook-service/templates/deployment.yaml
index ed53277..4d9c2b2 100644
--- a/charts/bigdata-notebook-service/templates/deployment.yaml
+++ b/charts/bigdata-notebook-service/templates/deployment.yaml
@@ -72,7 +72,7 @@ spec:
           - name: EG_NAMESPACE
             value: {{ .Release.Namespace }}
           - name: EG_LIST_KERNELS
-            value: {{ .Values.egListKernels }}
+            value: {{ .Values.egListKernels | quote }}
           - name: EG_CULL_IDLE_TIMEOUT
             value: {{ .Values.kernel.cullIdleTimeout | quote }}
           - name: EG_LOG_LEVEL
diff --git a/charts/bigdata-notebook-service/values.yaml b/charts/bigdata-notebook-service/values.yaml
index c5ccc9a..11c72e9 100644
--- a/charts/bigdata-notebook-service/values.yaml
+++ b/charts/bigdata-notebook-service/values.yaml
@@ -109,14 +109,6 @@ affinity:
           values:
           - ocean-spark
   podAffinity:
-    requiredDuringSchedulingIgnoredDuringExecution:
-    - labelSelector:
-        matchExpressions:
-        - key: bigdata.spot.io/component
-          operator: In
-          values:
-          - bigdata-notebook-service-storage-server
-      topologyKey: "topology.kubernetes.io/zone"
     preferredDuringSchedulingIgnoredDuringExecution:
     - weight: 100
       podAffinityTerm: