diff --git a/Lib/test/test_cext/__init__.py b/Lib/test/test_cext/__init__.py
index 7bf2381d844d1c..e4472b3355759c 100644
--- a/Lib/test/test_cext/__init__.py
+++ b/Lib/test/test_cext/__init__.py
@@ -40,9 +40,11 @@ def test_build_c11(self):
     def test_build_c99(self):
         self.check_build('_test_c99_cext', std='c99')
 
+    @unittest.skipIf(support.Py_GIL_DISABLED, 'incompatible with Free Threading')
     def test_build_limited(self):
         self.check_build('_test_limited_cext', limited=True)
 
+    @unittest.skipIf(support.Py_GIL_DISABLED, 'broken for now with Free Threading')
     def test_build_limited_c11(self):
         self.check_build('_test_limited_c11_cext', limited=True, std='c11')
 
diff --git a/Lib/test/test_cext/setup.py b/Lib/test/test_cext/setup.py
index d6c4410fa5f1e3..18f8d342787fd6 100644
--- a/Lib/test/test_cext/setup.py
+++ b/Lib/test/test_cext/setup.py
@@ -11,7 +11,7 @@
 
 
 SOURCE = 'extension.c'
-if not support.MS_WINDOWS:
+if not support.MS_WINDOWS and not support.Py_GIL_DISABLED:
     # C compiler flags for GCC and clang
     CFLAGS = [
         # The purpose of test_cext extension is to check that building a C