diff --git a/tests/bgb_get_snapshot.py b/tests/bgb_get_snapshot.py
index e28e9ad..ecc3f08 100644
--- a/tests/bgb_get_snapshot.py
+++ b/tests/bgb_get_snapshot.py
@@ -43,7 +43,8 @@ def make_and_run(rom_relative):
 
     bgb_exe = ["wine", "../bgb/bgb64.exe"]
 
-    if os.name == 'Windows':
+    # windows
+    if os.name == 'nt':
         bgb_exe = ["../bgb/bgb64.exe"]
 
     cmd = [