diff --git a/.github/workflows/macos_mkspecs.yml b/.github/workflows/macos_mkspecs.yml
index 75845a7..7051a03 100644
--- a/.github/workflows/macos_mkspecs.yml
+++ b/.github/workflows/macos_mkspecs.yml
@@ -16,13 +16,21 @@ jobs:
       extra_resolve_options: ${{ github.events.inputs.extra_resolve_options }}
       test_command: python3 waf --run_tests --run_cmd="%s --no_fail"
 
+
 # Cancel previous in-progress when pushing: https://stackoverflow.com/a/72408109
 concurrency:
+  group: ${{ github.workflow }}-${{ github.ref || github.run_id }}
+  cancel-in-progress: true
+
+# Cancel previous in-progress when pushing: https://stackoverflow.com/a/72408109
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref || github.run_id }}
   cancel-in-progress: true
 
+
+
 # Cancel previous in-progress when pushing: https://stackoverflow.com/a/72408109
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref || github.run_id }}
   cancel-in-progress: true
+