diff --git a/.github/workflows/format-workflow.yml b/.github/workflows/format-workflow.yml
index 08336e12..420813e7 100644
--- a/.github/workflows/format-workflow.yml
+++ b/.github/workflows/format-workflow.yml
@@ -14,4 +14,16 @@ jobs:
       - name: Setup | Checkout
         uses: actions/checkout@v2.4.0
       - name: Docs | Format
-        uses: dprint/check@v2.0
\ No newline at end of file
+        uses: dprint/check@v2.0
+
+  # If this is not a Crowdin PR, block changes to translated documentation
+  block-crowdin:
+    name: Block Translated Changes
+    runs-on: ubuntu-latest
+    steps:
+      - name: Prevent File Change
+        uses: xalvarez/prevent-file-change-action@v1.2.0
+        if: ${{ env.GITHUB_HEAD_REF != 'i18n_master' }}
+        with:
+          githubToken: ${{ secrets.GITHUB_TOKEN }}
+          pattern: docs/[a-z][a-z][a-z]?-[A-Z][A-Z]?/.*