diff --git a/BizHawk.MultiClient/LuaImplementation.cs b/BizHawk.MultiClient/LuaImplementation.cs
index 2ed8b2760e..317cf8d8fe 100644
--- a/BizHawk.MultiClient/LuaImplementation.cs
+++ b/BizHawk.MultiClient/LuaImplementation.cs
@@ -152,7 +152,8 @@ namespace BizHawk.MultiClient
 
 		public static string[] GuiFunctions = new string[]
 		{
-			"text"
+			"text",
+			"alert"
 		};
 
 		public static string[] EmuFunctions = new string[]
@@ -307,6 +308,11 @@ namespace BizHawk.MultiClient
 			Global.RenderPanel.AddGUIText(luaStr.ToString(), LuaInt(luaX), LuaInt(luaY), false);
 		}
 
+		public void gui_alert(object luaX, object luaY, object luaStr)
+		{
+			Global.RenderPanel.AddGUIText(luaStr.ToString(), LuaInt(luaX), LuaInt(luaY), true);
+		}
+
 		//----------------------------------------------------
 		//Emu library
 		//----------------------------------------------------