diff --git a/develop/run_build_js.py b/develop/run_build_js.py
index d4511ff..69bf8a0 100644
--- a/develop/run_build_js.py
+++ b/develop/run_build_js.py
@@ -6,7 +6,7 @@ import build_js
 import config
 import base
 
-base.cmd_in_dir(sys.argv[1] + '/build_tools/', 'python', ['configure.py'])
+base.cmd_in_dir(sys.argv[1] + '/build_tools/', 'python3', ['configure.py'])
 config.parse()
 
 build_js.build_js_develop(sys.argv[1])