1 files changed, 1 insertions, 1 deletions
diff --git a/sync.cmd b/sync.cmd
index e883ef7f05..050d869e03 100644
--- a/sync.cmd
+++ b/sync.cmd
@@ -1,4 +1,4 @@
-@if "%_echo%" neq "on" echo off
+@if not defined _echo @echo off
 setlocal EnableDelayedExpansion
 
 if /I [%1] == [-?] goto Usage