diff --git a/.github/workflows/merged.yaml b/.github/workflows/merged.yaml
index e9f67ae60..dc3ec8f7e 100644
--- a/.github/workflows/merged.yaml
+++ b/.github/workflows/merged.yaml
@@ -19,7 +19,7 @@ jobs:
         USER: ${{ github.actor }}
         TITLE: ${{ github.event.pull_request.title }}
       run: |
-        echo "{\"text\":\"[$REPO] | [$TITLE #$NUMBER]($PR_URL) was merged into master by $USER.\"}" > mattermost.json
+        echo "{\"text\":\"[$REPO] | [${TITLE//\"/\\\"} #$NUMBER]($PR_URL) was merged into master by $USER.\"}" > mattermost.json
     - uses: mattermost/action-mattermost-notify@master
       env:
         MATTERMOST_WEBHOOK_URL: ${{ secrets.MATTERMOST_MERGE_WEBHOOK }}