diff --git a/scons.bat b/scons.bat
index 399278c22b9..24dcec371c6 100644
--- a/scons.bat
+++ b/scons.bat
@@ -1,5 +1,13 @@
 @echo off
 rem We need this script because .py probably isn't in pathext.
 rem We can't just call python -c because it may not be in the path.
-rem Python registers itself with the .py extension, so call scons.py.
-"%~dp0\scons.py" %*
+rem Instead, find the python launcher (installed by python 3)
+where py 1>nul 2>&1
+if "%ERRORLEVEL%" == "0" (
+	rem Python launcher is present in the PATH
+	rem Call python 2.7 for 32 bits
+	py -2.7-32 "%~dp0\scons.py" %*
+) else (
+	rem Python registers itself with the .py extension, so call scons.py.
+	"%~dp0\scons.py" %*
+)