diff --git a/charts/swagger/Chart.yaml b/charts/swagger/Chart.yaml
index f643df9..3acbc4d 100644
--- a/charts/swagger/Chart.yaml
+++ b/charts/swagger/Chart.yaml
@@ -8,7 +8,7 @@ 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: 1.0.0
+version: 1.0.1
 
 # 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
@@ -32,4 +32,4 @@ annotations:
     - name: Helm Chart
       url: https://github.com/ncsa/charts
   artifacthub.io/changes: |
-    - initial release
+    - allow to add extraenv
diff --git a/charts/swagger/templates/deployment.yaml b/charts/swagger/templates/deployment.yaml
index e353d36..cf1a2f9 100644
--- a/charts/swagger/templates/deployment.yaml
+++ b/charts/swagger/templates/deployment.yaml
@@ -38,6 +38,9 @@ spec:
             - name: URL
               value: {{ .Values.swagger.url }}
             {{- end }}
+            {{- if .Values.extraEnv }}
+            {{ toYaml .Values.extraEnv | nindent 12 }}
+            {{- end }}
           ports:
             - name: http
               containerPort: 8080
diff --git a/charts/swagger/values.yaml b/charts/swagger/values.yaml
index 276df58..12a3ecd 100644
--- a/charts/swagger/values.yaml
+++ b/charts/swagger/values.yaml
@@ -17,6 +17,10 @@ fullnameOverride: ""
 swagger:
   url: https://clowder.ncsa.illinois.edu/clowder/swagger
 
+# extraEnv:
+#   - name: QUERY_CONFIG_ENABLED	
+#     value: "true"
+
 serviceAccount:
   # Specifies whether a service account should be created
   create: true