--- a/setup.py
+++ b/setup.py
@@ -60,7 +60,7 @@
 current_dir = os.path.dirname(os.path.abspath(__file__))
 extra_link_args = []
 
-if sys.platform.startswith('win'):
+if 'MSC' in sys.version:
   extra_link_args = ['-static']
 
 setup(
