diff --git a/charts/stable/mattermost/Chart.yaml b/charts/stable/mattermost/Chart.yaml
index cf6d7a91d65..b4169ffae01 100644
--- a/charts/stable/mattermost/Chart.yaml
+++ b/charts/stable/mattermost/Chart.yaml
@@ -21,7 +21,7 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/mattermost
   - https://github.com/mattermost/mattermost-server
   - https://github.com/mattermost/docker
-version: 9.0.19
+version: 9.0.20
 annotations:
   truecharts.org/catagories: |
     - hosting
diff --git a/charts/stable/mattermost/values.yaml b/charts/stable/mattermost/values.yaml
index ec8302c04c6..df8347ec2b5 100644
--- a/charts/stable/mattermost/values.yaml
+++ b/charts/stable/mattermost/values.yaml
@@ -1,6 +1,6 @@
 image:
   repository: tccr.io/truecharts/mattermost
-  tag: v9.1.0@sha256:6ec4edbcfbf62c26a668e52a6e35c78f78689a0540b4042327479207244534c8
+  tag: v9.1.0@sha256:cae7e53e86e7bfc13d0ee95dc1bda46a293f1f111a1db9506af68e3c2f6b7166
   pullPolicy: IfNotPresent
 
 workload: