diff --git a/system_detection.2 b/system_detection.2
index c0939f6..5fba9e6 100644
--- a/system_detection.2
+++ b/system_detection.2
@@ -25,7 +25,7 @@ fi
 if [ "$(uname -s)" = "Haiku" ] && [ "$system_type" = "unknown" ]; then
 	system_type="haiku"
 fi
-command -v winver.exec >>/dev/null
+command -v winver.exe >>/dev/null
 if [ "$?" -eq 0 ] && ["$system_type" = "unknown" ]; then
 	system_type="windows"
 	if [ "$(uname -o)" = "Cygwin" ]; then