diff --git a/CHANGELOG.md b/CHANGELOG.md
index 39d2d48..1f3e222 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 ## Changelog
 
+### V2.2.4
+
+#### Non-Breaking Changes
+
+- Adding the option to append ENV variables to the factorio server container, fixes  [Issue 66](https://github.com/SQLJames/factorio-server-charts/issues/66) and [Issue 37](https://github.com/SQLJames/factorio-server-charts/issues/37)
+
 ### V2.2.3
 
 #### Non-Breaking Changes
diff --git a/charts/factorio-server-charts/Chart.yaml b/charts/factorio-server-charts/Chart.yaml
index ad9dd62..fba7fac 100644
--- a/charts/factorio-server-charts/Chart.yaml
+++ b/charts/factorio-server-charts/Chart.yaml
@@ -20,7 +20,7 @@ sources:
 # 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: 2.2.3
+version: 2.2.4
 
 # 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/factorio-server-charts/templates/deployment.yaml b/charts/factorio-server-charts/templates/deployment.yaml
index d008038..39bfd56 100644
--- a/charts/factorio-server-charts/templates/deployment.yaml
+++ b/charts/factorio-server-charts/templates/deployment.yaml
@@ -175,6 +175,10 @@ spec:
           value: {{ .Values.factorioServer.port | quote }}
         - name: RCON_PORT
           value: {{ .Values.factorioServer.rcon_port | quote }}
+        {{- range .Values.factorioServer.env }}
+        - name: {{ .name }}
+          value: {{ .value | quote }}
+        {{- end }}
 {{- if .Values.rconAPI.enabled }}
       - name: {{ template "factorio-server-charts.fullname" . }}-rcon-api
         image: "{{ .Values.rconAPI.image.repository }}:{{ .Values.rconAPI.image.tag }}"
diff --git a/charts/factorio-server-charts/values.yaml b/charts/factorio-server-charts/values.yaml
index 0a17791..cd30c0d 100644
--- a/charts/factorio-server-charts/values.yaml
+++ b/charts/factorio-server-charts/values.yaml
@@ -161,6 +161,7 @@ mods:
 ## @param factorioServer.load_latest_save Lets the game know if you want to load the latest save
 ## @param factorioServer.port Factorio Game Server port
 ## @param factorioServer.rcon_port Factorio Server RCON port
+## @param factorioServer.env Additional environment values for the Factorio Server container
 factorioServer:
   # name to use for the save file
   save_name: "replaceMe"
@@ -181,6 +182,10 @@ factorioServer:
   # this port setting is typically for internal Kubernetes configuration only, and in most cases, it does not need to be modified.
   # if it is necessary to change the rcon server port where you connect to it, update the "rcon.port" value accordingly.
   rcon_port: 27015
+  # adding addtional environment variables to the factorio server container
+  env: {}
+    # - name: MY_VAR
+    #   value: "my_value"
 
 import_save:
   # enable save importer