diff --git a/charts/elastic/Chart.yaml b/charts/elastic/Chart.yaml
index d15aabc3..c5b45db6 100644
--- a/charts/elastic/Chart.yaml
+++ b/charts/elastic/Chart.yaml
@@ -23,7 +23,7 @@ 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: 2.1.0
+version: 2.2.0
 
 # 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
diff --git a/charts/elastic/values.schema.json b/charts/elastic/values.schema.json
index 453e60f8..a1229a9a 100644
--- a/charts/elastic/values.schema.json
+++ b/charts/elastic/values.schema.json
@@ -97,11 +97,13 @@
         },
         "esConfig": {
           "description": "Allows you to add any config files in /usr/share/elasticsearch/config/",
-          "type": "object"
+          "type": "object",
+          "default": {}
         },
         "extraEnvs": {
           "description": "Extra environment variables to append",
-          "type": "array"          
+          "type": "array",
+          "default": []        
         }
       }
     },