diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index 0a6f8cb6cc..e5011efb6c 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -190,6 +190,7 @@ jobs:
       - name: Install iceoryx dependencies and clang-tidy
         uses: ./.github/actions/install-iceoryx-deps-and-clang
       - run: ./tools/ci/build-test-ubuntu.sh 32-bit-x86
+      - run: ./tools/ci/build-test-32-64-bit-mix-mode.sh
 
   # Bazel sanity check
   build-test-ubuntu-bazel: