diff --git a/charts/coredns/coredns-pod-delete/engine.yaml b/charts/coredns/coredns-pod-delete/engine.yaml
index cd5689b..038affe 100644
--- a/charts/coredns/coredns-pod-delete/engine.yaml
+++ b/charts/coredns/coredns-pod-delete/engine.yaml
@@ -30,17 +30,6 @@ spec:
             # set chaos interval (in sec) as desired
             - name: CHAOS_INTERVAL
               value: '10'
-              
-            - name: APP_NAMESPACE
-              value: 'kube-system'
-
-            # provide application labels
-            - name: APP_LABEL
-              value: 'k8s-app=kube-dns'
-
-            # provide application kind
-            - name: APP_KIND
-              value: 'deployment'
-              
+                
             - name: CHAOS_NAMESPACE
               value: 'kube-system'
\ No newline at end of file
diff --git a/charts/generic/disk-loss/engine.yaml b/charts/generic/disk-loss/engine.yaml
index ee04ee8..2c52b56 100644
--- a/charts/generic/disk-loss/engine.yaml
+++ b/charts/generic/disk-loss/engine.yaml
@@ -50,10 +50,4 @@ spec:
             # Name of Zone in which node is present (GCP)
             # Use Region Name when running with AWS (ex: us-central1)
             - name: ZONE_NAME
-              value: 'us-central1-a'
-            # ChaosEngine CR name associated with the experiment instance 
-            - name: CHAOSENGINE
-              value: ''
-            # Service account used by the litmus  
-            - name: CHAOS_SERVICE_ACCOUNT
-              value: ''
\ No newline at end of file
+              value: 'us-central1-a'
\ No newline at end of file