diff --git a/charts/stable/mkvtoolnix/Chart.yaml b/charts/stable/mkvtoolnix/Chart.yaml
index ff0a5a8329d..187c46d81f9 100644
--- a/charts/stable/mkvtoolnix/Chart.yaml
+++ b/charts/stable/mkvtoolnix/Chart.yaml
@@ -9,7 +9,7 @@ annotations:
   truecharts.org/min_helm_version: "3.14"
   truecharts.org/train: stable
 apiVersion: v2
-appVersion: 25.07.2
+appVersion: 25.09.1
 dependencies:
   - name: common
     version: 28.20.0
@@ -38,5 +38,5 @@ sources:
   - https://hub.docker.com/r/jlesage/mkvtoolnix
   - https://mkvtoolnix.download/
 type: application
-version: 14.7.0
+version: 14.8.0
 
diff --git a/charts/stable/mkvtoolnix/values.yaml b/charts/stable/mkvtoolnix/values.yaml
index b78060ef990..c46dae7836d 100644
--- a/charts/stable/mkvtoolnix/values.yaml
+++ b/charts/stable/mkvtoolnix/values.yaml
@@ -1,6 +1,6 @@
 image:
   repository: docker.io/jlesage/mkvtoolnix
-  tag: v25.07.2@sha256:7c07ea194bbbde78765aaa3bc77a9674104459930efcf811774ce515effc5998
+  tag: v25.09.1@sha256:ed0923a70d8dad2280049d685c583869759a94e6691467ce0b5cdd86c7d3032c
   pullPolicy: IfNotPresent
 service:
   main: