diff --git a/phox.cmd b/phox.cmd
index 6c0801b9..4182aa88 100644
--- a/phox.cmd
+++ b/phox.cmd
@@ -1,5 +1,6 @@
 @echo off
 setlocal DISABLEDELAYEDEXPANSION
 SET BIN_TARGET=%~dp0phox
-SET COMPOSER_RUNTIME_BIN_DIR=%~dp0
+SET APP_ROOT=%~dp0
+SET COMPOSER_RUNTIME_BIN_DIR=%~dp0vendor\bin\
 php "%BIN_TARGET%" %*