diff --git a/dvc/system.py b/dvc/system.py
index 4b00bd834..5d57a58ed 100644
--- a/dvc/system.py
+++ b/dvc/system.py
@@ -10,7 +10,7 @@ from dvc.exceptions import DvcException
 logger = logging.getLogger(__name__)
 
 if (
-    platform.system() == "Windows"
+    sys.platform == "win32"
     and sys.version_info < (3, 8)
     and sys.getwindowsversion() >= (6, 2)
 ):