diff --git a/test/Scripts/macho-dump.bat b/test/Scripts/macho-dump.bat
index e43c521f539..94859f9115b 100644
--- a/test/Scripts/macho-dump.bat
+++ b/test/Scripts/macho-dump.bat
@@ -1,3 +1,7 @@
 @echo off
-macho-dump %1 %2 %3 %4 %5 %6 %7 %8 %9
+
+@rem The -t here is just to avoid infinite looping if %PYTHON_EXECUTABLE% isn't set
+@rem for some reason.
+
+%PYTHON_EXECUTABLE% -t %LLVM_SRC_ROOT%\test\Scripts\macho-dump %1 %2 %3 %4 %5 %6 %7 %8 %9