diff --git a/build/premake.sh b/build/premake.sh
old mode 100644
new mode 100755
index 1f41df4..eaefce8
--- a/build/premake.sh
+++ b/build/premake.sh
@@ -1,4 +1,5 @@
-premake4 vs2005
-premake4 vs2008
-premake4 vs2010
-premake4 gmake
+#!/bin/sh
+premake4 vs2005
+premake4 vs2008
+premake4 vs2010
+premake4 gmake