diff --git a/src/p_setup.c b/src/p_setup.c
index 41d8822e2..66243fb0e 100644
--- a/src/p_setup.c
+++ b/src/p_setup.c
@@ -3171,7 +3171,7 @@ static void P_ConvertBinaryMap(void)
 		switch (mapthings[i].type)
 		{
 		case 750:
-			Tag_Add(&mapthings[i].tags, mapthings[i].angle);
+			Tag_FSet(&mapthings[i].tags, mapthings[i].angle);
 			break;
 		case 760:
 		case 761: