diff --git a/runner.py b/runner.py
index d088d9b..a0683c3 100755
--- a/runner.py
+++ b/runner.py
@@ -62,7 +62,7 @@ def main():
     args = parser.parse_args()
 
     with cd(args.path):
-        result = call(['make'])
+        result = call(['make', '-j10'])
         if result is not 0 and result is not 2:
             print('Failed building the experiments!', file=sys.stderr)
             sys.exit(1)