diff --git a/.gitea/workflows/varnish-exporter.yml b/.gitea/workflows/varnish-exporter.yml
index 84335d6..a78a6d0 100644
--- a/.gitea/workflows/varnish-exporter.yml
+++ b/.gitea/workflows/varnish-exporter.yml
@@ -111,3 +111,12 @@ jobs:
           files: |-
             bin/**
           token: "${{ secrets.RELEASE_TOKEN }}"
+
+      - name: Send notification to mattermost
+        uses: rtCamp/action-slack-notify@v2
+        env:
+          SLACK_WEBHOOK: ${{ secrets.MATTERMOST_WEBHOOK }}
+          SLACK_USERNAME: gitea-bot
+          SLACK_CHANNEL: gitea-actions
+          SLACK_COLOR: ${{ job.status }}
+          SLACK_CUSTOM_PAYLOAD: '{"username": "gitea-bot", "icon_url": "https://w7.pngwing.com/pngs/940/571/png-transparent-gitea-hd-logo-thumbnail.png", "text": "varnish-exporter build has just finished in version $VERSION !"}'