diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a4a2f7c..1ce74c2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -10,6 +10,23 @@ on:
   workflow_dispatch:
 
 jobs:
+  uv-lock-check:
+    runs-on: ubuntu-latest
+    name: "UV Lockfile Sync Validation 🔒"
+    permissions:
+      contents: read
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+        with:
+          persist-credentials: false
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v6
+
+      - name: Check uv.lock sync status
+        run: uv lock --locked
+
   ruff:
     runs-on: ubuntu-latest
     name: "ruff on code"
@@ -26,7 +43,7 @@ jobs:
           src: "."
 
   test-regular:
-    needs: ["ruff"]
+    needs: ["ruff", "uv-lock-check"]
     runs-on: ubuntu-latest
     name: "Tests py${{ matrix.python-version }}/dj${{ matrix.django-version }}/${{ matrix.broker }}"
     strategy: