diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5531b5b..f4c102e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -28,6 +28,8 @@ jobs:
       run: conan install . --build=missing -s build_type=${{ env.BUILD_TYPE }}
     - name: cmake
       run: cmake . -DCMAKE_TOOLCHAIN_FILE=conan_toolchain.cmake -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON
+      env:
+        FC: gfortran-11
     - name: cmake build
       run: cmake --build . --config ${{ env.BUILD_TYPE }}
     - name: ctest