diff --git a/charts/stable/mkvtoolnix/Chart.yaml b/charts/stable/mkvtoolnix/Chart.yaml
index 0b88c582b27..8c96fd74182 100644
--- a/charts/stable/mkvtoolnix/Chart.yaml
+++ b/charts/stable/mkvtoolnix/Chart.yaml
@@ -24,7 +24,7 @@ sources:
   - https://github.com/jlesage/docker-mkvtoolnix
   - https://mkvtoolnix.download/
 type: application
-version: 4.0.15
+version: 4.0.16
 annotations:
   truecharts.org/catagories: |
     - media
diff --git a/charts/stable/mkvtoolnix/questions.yaml b/charts/stable/mkvtoolnix/questions.yaml
index feff1c18b20..2a3f266df46 100644
--- a/charts/stable/mkvtoolnix/questions.yaml
+++ b/charts/stable/mkvtoolnix/questions.yaml
@@ -70,6 +70,12 @@ questions:
                 schema:
                   type: boolean
                   default: false
+              - variable: DARK_MODE
+                label: "DARK_MODE"
+                description: "When set to true, mkvtoolnix UI is changed to Dark Mode"
+                schema:
+                  type: boolean
+                  default: false
 # Include{containerConfig}
 # Include{serviceRoot}
         - variable: main
diff --git a/charts/stable/mkvtoolnix/values.yaml b/charts/stable/mkvtoolnix/values.yaml
index 03290523c59..4e99e08cdec 100644
--- a/charts/stable/mkvtoolnix/values.yaml
+++ b/charts/stable/mkvtoolnix/values.yaml
@@ -33,9 +33,13 @@ secretEnv:
   VNC_PASSWORD: ""
 
 mkvtoolnix:
+  # General Settings
   KEEP_APP_RUNNING: false
+  # GUI Settings
   DISPLAY_WIDTH: 1280
   DISPLAY_HEIGHT: 768
+  DARK_MODE: false
+  # App Settings
   SECURE_CONNECTION: false
   ENABLE_CJK_FONT: false
 
@@ -48,6 +52,7 @@ configmap:
       SECURE_CONNECTION: '{{ ternary "1" "0" .Values.mkvtoolnix.SECURE_CONNECTION }}'
       DISPLAY_WIDTH: "{{ .Values.mkvtoolnix.DISPLAY_WIDTH }}"
       DISPLAY_HEIGHT: "{{ .Values.mkvtoolnix.DISPLAY_HEIGHT }}"
+      DARK_MODE: '{{ ternary "1" "0" .Values.mkvtoolnix.DARK_MODE }}'
 
 persistence:
   config: