diff --git a/tests/test_cross_compile.py b/tests/test_cross_compile.py
index 1d43b95b4..48e76693d 100644
--- a/tests/test_cross_compile.py
+++ b/tests/test_cross_compile.py
@@ -12,7 +12,7 @@
 
 @pytest.mark.skipif(
     sysconfig.get_config_var("SOABI") != "cp311-win_amd64",
-    reason="Only tests 'cp311-win_amd64', got {sysconfig.get_config_var('SOABI')!r}",
+    reason=f"Only tests 'cp311-win_amd64', got {sysconfig.get_config_var('SOABI')!r}",
 )
 def test_environment():
     env = os.environ.copy()