diff --git a/charts/generic/container-kill/engine.yaml b/charts/generic/container-kill/engine.yaml
index 134a30e..ec3ed57 100644
--- a/charts/generic/container-kill/engine.yaml
+++ b/charts/generic/container-kill/engine.yaml
@@ -34,4 +34,15 @@ spec:
             # provide the total chaos duration
             - name: TOTAL_CHAOS_DURATION
               value: '20'
+
+            # provide the name of container runtime
+            # it supports docker, containerd, crio
+            # default to docker
+            - name: CONTAINER_RUNTIME
+              value: 'docker'
+
+            # provide the container runtime path for containerd
+            # applicable only for containerd runtime
+            - name: CONTAINER_PATH
+              value: '/run/containerd/containerd.sock'
               
\ No newline at end of file
diff --git a/charts/generic/container-kill/experiment.yaml b/charts/generic/container-kill/experiment.yaml
index 5ba8112..17d9572 100644
--- a/charts/generic/container-kill/experiment.yaml
+++ b/charts/generic/container-kill/experiment.yaml
@@ -46,12 +46,9 @@ spec:
     - name: RAMP_TIME
       value: ''
 
-    # It supports pumba and litmus
-    # pumba: for docker runtime
-    # litmus: for containerd/crio runtime
     - name: LIB
-      value: 'pumba'
-
+      value: 'litmus'
+      
     - name: TARGET_POD
       value: ''
 
@@ -64,6 +61,12 @@ spec:
     - name: CONTAINER_PATH
       value: '/run/containerd/containerd.sock'
 
+    # provide the name of container runtime
+    # it supports docker, containerd, crio
+    # default to docker
+    - name: CONTAINER_RUNTIME
+      value: 'docker'
+
     # provide the total chaos duration
     - name: TOTAL_CHAOS_DURATION
       value: '20'