diff --git a/src/slic3r/GUI/HttpServer.hpp b/src/slic3r/GUI/HttpServer.hpp
index 2c98d9ccb0..394f513803 100644
--- a/src/slic3r/GUI/HttpServer.hpp
+++ b/src/slic3r/GUI/HttpServer.hpp
@@ -16,7 +16,7 @@
 
 #define LOCALHOST_PORT      13618
 #define PAGE_HTTP_PORT      13619
-#define LOCALHOST_URL       "http://localhost:"
+#define LOCALHOST_URL       "http://127.0.0.1:"
 
 namespace Slic3r { namespace GUI {