diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c0bfc81..5dc1bcd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,9 +35,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: dtolnay/rust-toolchain@nightly
-        with:
-          components: miri
+      - uses: dtolnay/rust-toolchain@miri
       - run: cargo miri test
         env:
           MIRIFLAGS: '-Zmiri-tag-raw-pointers'