diff --git a/doc/integration/mattermost/index.md b/doc/integration/mattermost/index.md
index 689b9305dac9caebeb4ba6846f9a241bf0252e86..1b171c31fcb540f576780523ce6d90f7355edc57 100644
--- a/doc/integration/mattermost/index.md
+++ b/doc/integration/mattermost/index.md
@@ -359,6 +359,7 @@ Below is a list of Mattermost version changes for GitLab 14.0 and later:
 
 | GitLab version | Mattermost version | Notes                                                                                    |
 | :------------- | :----------------- | ---------------------------------------------------------------------------------------- |
+| 16.9           | 9.4                |                                                                                          |
 | 16.7           | 9.3                |                                                                                          |
 | 16.6           | 9.1                |                                                                                          |
 | 16.5           | 9.0                |                                                                                          |