diff --git a/configure.py b/configure.py
index c9ce69b..05d27ad 100644
--- a/configure.py
+++ b/configure.py
@@ -33,6 +33,8 @@
 parser = argparse.ArgumentParser('Configures the project.')
 parser.add_argument('--spcomp-dir',
 		help = 'Directory with the SourcePawn compiler.  Will check PATH if not specified.')
+parser.add_argument('--build-dir',
+		help = 'Directory to put build files. Will be ./build if not specified.')
 
 args = parser.parse_args()
 
@@ -60,7 +62,7 @@
 	vars = {
 		'configure_args': sys.argv[1:],
 		'root': '.',
-		'builddir': 'build',
+		'builddir': args.build_dir or 'build',
 		'spcomp': spcomp,
 		'spcflags': [ '-i${root}/scripting/include', '-h', '-v0' ]
 	}