diff --git a/oml/__main__.py b/oml/__main__.py
index 9bb7491..795f3a1 100644
--- a/oml/__main__.py
+++ b/oml/__main__.py
@@ -29,7 +29,7 @@ import server
 
 if len(sys.argv) > 1 and sys.argv[1] == 'server':
     server.run()
-if len(sys.argv) > 1 and sys.argv[1] == 'ui':
+elif len(sys.argv) > 1 and sys.argv[1] == 'ui':
     import ui
     ui.main(sys.argv[2:])
 else: