diff --git a/voltha-adapter-simulated/values.yaml b/voltha-adapter-simulated/values.yaml
index 8882f59..3901a11 100644
--- a/voltha-adapter-simulated/values.yaml
+++ b/voltha-adapter-simulated/values.yaml
@@ -16,7 +16,6 @@
 # Default overrides
 defaults:
   image_registry: ""
-  image_tag: '{{ .Chart.AppVersion }}'
   image_org: "voltha/"
   image_pullPolicy: "Always"
 
@@ -46,11 +45,11 @@
   adapter_simulated_olt:
     registry: '{{ .Values.defaults.image_registry }}'
     repository: '{{ .Values.defaults.image_org }}voltha-adapter-simulated-olt'
-    tag: '{{ .Values.defaults.image_tag }}'
+    tag: '2.2.0'
     pullPolicy: '{{ .Values.defaults.image_pullPolicy }}'
 
   adapter_simulated_onu:
     registry: '{{ .Values.defaults.image_registry }}'
     repository: '{{ .Values.defaults.image_org }}voltha-adapter-simulated-onu'
-    tag: '{{ .Values.defaults.image_tag }}'
+    tag: '2.2.0'
     pullPolicy: '{{ .Values.defaults.image_pullPolicy }}'