diff --git a/extras/conf/udb/Includes/SRB222_things.cfg b/extras/conf/udb/Includes/SRB222_things.cfg
index 303bfe396957ceb438b6abfa3cecf0776e7ce8ac..03c2fc82d222cdc9e7deee323a082c6af87c5c3c 100644
--- a/extras/conf/udb/Includes/SRB222_things.cfg
+++ b/extras/conf/udb/Includes/SRB222_things.cfg
@@ -4773,6 +4773,14 @@ udmf
 		{
 			title = "Zoom Tube Waypoint";
 			sprite = "internal:zoom";
+			arg0
+			{
+				title = "Sequence";
+			}
+			arg1
+			{
+				title = "Order";
+			}
 		}
 
 		754
diff --git a/src/p_mobj.c b/src/p_mobj.c
index 65c337cf2b03a0f92fcc978f7b87bfc8de2c2b27..7f12a190b8e35b8e258a46735ab5900f20feadd6 100644
--- a/src/p_mobj.c
+++ b/src/p_mobj.c
@@ -12819,8 +12819,8 @@ static boolean P_SetupSpawnedMapThing(mapthing_t *mthing, mobj_t *mobj, boolean
 		break;
 	case MT_TUBEWAYPOINT:
 	{
-		UINT8 sequence = mthing->angle >> 8;
-		UINT8 id = mthing->angle & 255;
+		UINT8 sequence = mthing->args[0];
+		UINT8 id = mthing->args[1];
 		mobj->health = id;
 		mobj->threshold = sequence;
 		P_AddWaypoint(sequence, id, mobj);
diff --git a/src/p_setup.c b/src/p_setup.c
index ba3544d1206eab713df24adadb54dc20d4da1869..bf12c88bcbd25ca919025035c20fd5b57f488a49 100644
--- a/src/p_setup.c
+++ b/src/p_setup.c
@@ -4890,6 +4890,10 @@ static void P_ConvertBinaryMap(void)
 		case 111: //Pop-up Turret
 			mapthings[i].args[0] = mapthings[i].angle;
 			break;
+		case 753: //Zoom tube waypoint
+			mapthings[i].args[0] = mapthings[i].angle >> 8;
+			mapthings[i].args[1] = mapthings[i].angle & 255;
+			break;
 		case 754: //Push point
 		case 755: //Pull point
 		{