diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 671665dd..2d912c1e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -114,7 +114,6 @@ jobs:
         toolchain:
           - stable
           - "1.77" # MSRV
-          - nightly # some tests use unstable features
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4