diff --git a/src/client/component/server_list.cpp b/src/client/component/server_list.cpp
index 25db1248..3c9ce6c7 100644
--- a/src/client/component/server_list.cpp
+++ b/src/client/component/server_list.cpp
@@ -373,16 +373,22 @@ namespace server_list
 	public:
 		void post_unpack() override
 		{
-			if (!game::environment::is_mp()) return;
-
-			scheduler::once([]()
+			if (!game::environment::is_sp())
 			{
-				// add dvars to change destination master server ip/port
-				master_server_ip = dvars::register_string("masterServerIP", "master.h1.gg", game::DVAR_FLAG_NONE,
-					"IP of the destination master server to connect to");
-				master_server_port = dvars::register_string("masterServerPort", "20810", game::DVAR_FLAG_NONE,
-					"Port of the destination master server to connect to");
-			}, scheduler::pipeline::main);
+				scheduler::once([]()
+				{
+					// add dvars to change destination master server ip/port
+					master_server_ip = dvars::register_string("masterServerIP", "master.h1.gg", game::DVAR_FLAG_NONE,
+						"IP of the destination master server to connect to");
+					master_server_port = dvars::register_string("masterServerPort", "20810", game::DVAR_FLAG_NONE,
+						"Port of the destination master server to connect to");
+				}, scheduler::pipeline::main);
+			}
+
+			if (!game::environment::is_mp())
+			{
+				return;
+			}
 
 			localized_strings::override("PLATFORM_SYSTEM_LINK_TITLE", "SERVER LIST");