diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 582217177..3c5f58b69 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -25,10 +25,6 @@ jobs:
         # https://firefox-source-docs.mozilla.org/writing-rust-code/update-policy.html#schedule
         rust-toolchain: [stable]
         type: [debug]
-        include:
-          - os: ubuntu-latest
-            rust-toolchain: stable
-            type: release
     env:
       BUILD_TYPE: ${{ matrix.type == 'release' && '--release' || '' }}
     runs-on: ${{ matrix.os }}
@@ -125,7 +121,7 @@ jobs:
 
       - name: Run tests and determine coverage
         run: |
-          cargo +${{ matrix.rust-toolchain }} test -p neqo-common --all-targets --all-features -- --nocapture
+          cargo +${{ matrix.rust-toolchain }} test -p neqo-common --all-targets --all-features datagram_tos -- --nocapture
           cargo +${{ matrix.rust-toolchain }} bench --features bench --no-run
 
       - name: Run client/server transfer