diff --git a/xb.bat b/xb.bat
index 8fc7b4107..f768840a3 100644
--- a/xb.bat
+++ b/xb.bat
@@ -33,7 +33,7 @@ SETLOCAL ENABLEDELAYEDEXPANSION
 
 SET FOUND_PATH=""
 
-SET "CANDIDATE_PATHS[6]=%WINDIR%\py.exe"
+SET "CANDIDATE_PATHS[0]=%WINDIR%\py.exe"
 SET OUTPUT_INDEX=1
 
 FOR /F "usebackq delims=" %%L IN (`2^>NUL where python`) DO (