diff --git a/.github/workflows/build_wheels.yml b/.github/workflows/build_wheels.yml
index 019b986f..ab017c57 100644
--- a/.github/workflows/build_wheels.yml
+++ b/.github/workflows/build_wheels.yml
@@ -9,7 +9,9 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ macos-11, macos-12, macos-13, macos-13-xlarge, macos-14, ubuntu-latest, windows-latest ]
+        os: [ macos-13-xlarge ]
+
+    #        os: [ macos-11, macos-12, macos-13, macos-13-xlarge, macos-14, ubuntu-latest, windows-latest ]
 
     steps:
       - uses: awvwgk/setup-fortran@main
@@ -18,6 +20,8 @@ jobs:
           compiler: gcc
           version: 11
 
+      - run: which gfortran-11
+
       - run: ${{ env.FC }} --version
         env:
           FC: ${{ steps.setup-fortran.outputs.fc }}