diff --git a/stable/mattermost/9.0.20/app-changelog.md b/stable/mattermost/9.0.20/app-changelog.md
deleted file mode 100644
index 1d89402ff8..0000000000
--- a/stable/mattermost/9.0.20/app-changelog.md
+++ /dev/null
@@ -1,9 +0,0 @@
-
-
-## [mattermost-9.0.20](https://github.com/truecharts/charts/compare/mattermost-9.0.19...mattermost-9.0.20) (2023-10-03)
-
-### Chore
-
-- update container image tccr.io/truecharts/mattermost to v9.1.0 ([#13203](https://github.com/truecharts/charts/issues/13203))
-  
-  
\ No newline at end of file
diff --git a/stable/mattermost/9.0.20/CHANGELOG.md b/stable/mattermost/9.0.21/CHANGELOG.md
similarity index 91%
rename from stable/mattermost/9.0.20/CHANGELOG.md
rename to stable/mattermost/9.0.21/CHANGELOG.md
index e4a151e8a8..82094914c5 100644
--- a/stable/mattermost/9.0.20/CHANGELOG.md
+++ b/stable/mattermost/9.0.21/CHANGELOG.md
@@ -4,6 +4,15 @@
 
 
 
+## [mattermost-9.0.21](https://github.com/truecharts/charts/compare/mattermost-9.0.20...mattermost-9.0.21) (2023-10-04)
+
+### Chore
+
+- update container image tccr.io/truecharts/mattermost to v9.1.0 ([#13244](https://github.com/truecharts/charts/issues/13244))
+  
+  
+
+
 ## [mattermost-9.0.20](https://github.com/truecharts/charts/compare/mattermost-9.0.19...mattermost-9.0.20) (2023-10-03)
 
 ### Chore
@@ -88,12 +97,3 @@
 ## [mattermost-9.0.11](https://github.com/truecharts/charts/compare/mattermost-9.0.10...mattermost-9.0.11) (2023-09-07)
 
 ### Chore
-
-- update container image tccr.io/truecharts/mattermost to v9.0.0 ([#12357](https://github.com/truecharts/charts/issues/12357))
-  
-  
-
-
-## [mattermost-9.0.10](https://github.com/truecharts/charts/compare/mattermost-9.0.9...mattermost-9.0.10) (2023-09-05)
-
-### Chore
diff --git a/stable/mattermost/9.0.20/Chart.yaml b/stable/mattermost/9.0.21/Chart.yaml
similarity index 98%
rename from stable/mattermost/9.0.20/Chart.yaml
rename to stable/mattermost/9.0.21/Chart.yaml
index b4169ffae0..b3ed5c8e74 100644
--- a/stable/mattermost/9.0.20/Chart.yaml
+++ b/stable/mattermost/9.0.21/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: 9.0.20
+version: 9.0.21
 annotations:
   truecharts.org/catagories: |
     - hosting
diff --git a/stable/mattermost/9.0.20/README.md b/stable/mattermost/9.0.21/README.md
similarity index 100%
rename from stable/mattermost/9.0.20/README.md
rename to stable/mattermost/9.0.21/README.md
diff --git a/stable/mattermost/9.0.21/app-changelog.md b/stable/mattermost/9.0.21/app-changelog.md
new file mode 100644
index 0000000000..31bcb5f1d2
--- /dev/null
+++ b/stable/mattermost/9.0.21/app-changelog.md
@@ -0,0 +1,9 @@
+
+
+## [mattermost-9.0.21](https://github.com/truecharts/charts/compare/mattermost-9.0.20...mattermost-9.0.21) (2023-10-04)
+
+### Chore
+
+- update container image tccr.io/truecharts/mattermost to v9.1.0 ([#13244](https://github.com/truecharts/charts/issues/13244))
+  
+  
\ No newline at end of file
diff --git a/stable/mattermost/9.0.20/app-readme.md b/stable/mattermost/9.0.21/app-readme.md
similarity index 100%
rename from stable/mattermost/9.0.20/app-readme.md
rename to stable/mattermost/9.0.21/app-readme.md
diff --git a/stable/mattermost/9.0.20/charts/common-14.0.6.tgz b/stable/mattermost/9.0.21/charts/common-14.0.6.tgz
similarity index 100%
rename from stable/mattermost/9.0.20/charts/common-14.0.6.tgz
rename to stable/mattermost/9.0.21/charts/common-14.0.6.tgz
diff --git a/stable/mattermost/9.0.20/ix_values.yaml b/stable/mattermost/9.0.21/ix_values.yaml
similarity index 92%
rename from stable/mattermost/9.0.20/ix_values.yaml
rename to stable/mattermost/9.0.21/ix_values.yaml
index 5452f5aed0..de4536a441 100644
--- a/stable/mattermost/9.0.20/ix_values.yaml
+++ b/stable/mattermost/9.0.21/ix_values.yaml
@@ -1,6 +1,6 @@
 image:
   repository: tccr.io/truecharts/mattermost
-  tag: v9.1.0@sha256:cae7e53e86e7bfc13d0ee95dc1bda46a293f1f111a1db9506af68e3c2f6b7166
+  tag: v9.1.0@sha256:6a01ebb1adb99531ab0487e9023a9cbb4e7c28fd1af60993f62596f385973c12
   pullPolicy: IfNotPresent
 
 workload:
diff --git a/stable/mattermost/9.0.20/questions.yaml b/stable/mattermost/9.0.21/questions.yaml
similarity index 100%
rename from stable/mattermost/9.0.20/questions.yaml
rename to stable/mattermost/9.0.21/questions.yaml
diff --git a/stable/mattermost/9.0.20/templates/NOTES.txt b/stable/mattermost/9.0.21/templates/NOTES.txt
similarity index 100%
rename from stable/mattermost/9.0.20/templates/NOTES.txt
rename to stable/mattermost/9.0.21/templates/NOTES.txt
diff --git a/stable/mattermost/9.0.20/templates/common.yaml b/stable/mattermost/9.0.21/templates/common.yaml
similarity index 100%
rename from stable/mattermost/9.0.20/templates/common.yaml
rename to stable/mattermost/9.0.21/templates/common.yaml
diff --git a/stable/mattermost/9.0.20/values.yaml b/stable/mattermost/9.0.21/values.yaml
similarity index 100%
rename from stable/mattermost/9.0.20/values.yaml
rename to stable/mattermost/9.0.21/values.yaml