diff --git a/xb.bat b/xb.bat
index 24eeb0969..dd9dd17d2 100644
--- a/xb.bat
+++ b/xb.bat
@@ -42,6 +42,10 @@ IF %FOUND_PYTHON_EXE% EQU "" (
     SET FOUND_PYTHON_EXE=python
   )
 )
+IF %FOUND_PYTHON_EXE% EQU "" (
+  ECHO Found from fs
+  IF EXIST c:\python27\python.exe SET FOUND_PYTHON_EXE=C:\python27\python.exe
+)
 IF %FOUND_PYTHON_EXE% EQU "" (
   ECHO ERROR: no Python executable found on PATH.
   ECHO Make sure you can run 'python' or 'python2' in a Command Prompt.