diff --git a/src/d_main.c b/src/d_main.c
index 3e0db9357..c6cb75c45 100644
--- a/src/d_main.c
+++ b/src/d_main.c
@@ -1969,6 +1969,8 @@ void D_SRB2Main(void)
 						grandprixinfo.eventmode = GPEVENT_SPECIAL;
 					else if (gametype != GT_RACE)
 						grandprixinfo.eventmode = GPEVENT_BONUS;
+
+					multiplayer = true;
 				}
 
 				G_SetUsedCheats();