diff --git a/service.bat b/service.bat
index 47bacfa..4dc7e50 100644
--- a/service.bat
+++ b/service.bat
@@ -473,9 +473,10 @@ if not exist "%BIN_PATH%\*.sys" (
 echo:
 
 :: VPN
+set "VPN_SERVICES="
 sc query | findstr /I "VPN" > nul
 if !errorlevel!==0 (
-    for /f "tokens=2 delims=:" %%A in ('sc query ^|^ findstr /I "VPN"') do (
+    for /f "tokens=2 delims=:" %%A in ('sc query ^| findstr /I "VPN"') do (
         if not defined VPN_SERVICES (
             set "VPN_SERVICES=!VPN_SERVICES!%%A"
         ) else (