diff --git a/charts/generic/experiments.yaml b/charts/generic/experiments.yaml
index efaf627..67f8c2e 100644
--- a/charts/generic/experiments.yaml
+++ b/charts/generic/experiments.yaml
@@ -627,7 +627,7 @@ description:
 kind: ChaosExperiment
 metadata:
   name: node-memory-hog
-  version: 0.1.1
+  version: 0.1.2
 spec:
   definition:
     scope: Cluster
@@ -673,6 +673,11 @@ spec:
     - name: TOTAL_CHAOS_DURATION
       value: '60'
 
+    ## specify the size as percent of total available memory (in percentage %)
+    ## Default value "90%"
+    - name: MEMORY_PERCENTAGE
+      value: '90'        
+
     # Period to wait before injection of chaos in sec
     - name: RAMP_TIME
       value: ''
diff --git a/charts/generic/node-memory-hog/experiment.yaml b/charts/generic/node-memory-hog/experiment.yaml
index 47d520d..41b6503 100644
--- a/charts/generic/node-memory-hog/experiment.yaml
+++ b/charts/generic/node-memory-hog/experiment.yaml
@@ -5,7 +5,7 @@ description:
 kind: ChaosExperiment
 metadata:
   name: node-memory-hog
-  version: 0.1.1
+  version: 0.1.2
 spec:
   definition:
     scope: Cluster