diff --git a/.github/workflows/build-gccjit-trunk.yml b/.github/workflows/build-gccjit-trunk.yml
index 212c02c..7d6acfe 100644
--- a/.github/workflows/build-gccjit-trunk.yml
+++ b/.github/workflows/build-gccjit-trunk.yml
@@ -33,6 +33,7 @@ jobs:
           export SCCACHE_GHA_ENABLED=true
           cd gcc-build
           ../gcc/configure CC='sccache gcc-14' CXX='sccache g++-14' \
+            --disable-multilib \
             --enable-host-shared \
             --enable-languages=jit,c++ \
             --disable-bootstrap \
@@ -57,4 +58,5 @@ jobs:
 
       - name: Run tests
         run: |
+          sudo ln -s /usr/lib/x86_64-linux-gnu /usr/lib64
           cmake --build build --target check