diff --git a/.github/workflows/workspace.yml b/.github/workflows/workspace.yml
index feea1b46..20d6d0ea 100644
--- a/.github/workflows/workspace.yml
+++ b/.github/workflows/workspace.yml
@@ -122,3 +122,11 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - uses: crate-ci/typos@v1
+
+  lockfile:
+    name: Check Cargo.lock
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: dtolnay/rust-toolchain@stable
+      - run: cargo check --workspace --locked