diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 564284e..8abac7e 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -64,6 +64,8 @@ jobs:
   miri-test:
     name: Test with miri
     runs-on: ubuntu-latest
+    env:
+      MIRIFLAGS: -Zmiri-tag-raw-pointers
     steps:
     - uses: hecrj/setup-rust-action@v1
       with: