diff --git a/src/p_map.c b/src/p_map.c
index 9223da730..d80e1ff41 100644
--- a/src/p_map.c
+++ b/src/p_map.c
@@ -434,7 +434,7 @@ static boolean PIT_CheckThing(mobj_t *thing)
 	if (tmthing->type == MT_METALSONIC_RACE
 	&& (thing->flags & (MF_MISSILE|MF_ENEMY|MF_BOSS) || thing->type == MT_SPIKE))
 	{
-		if ((thing->flags & (MF_ENEMY|MF_BOSS)) && (thing->health <= 0 || !(thing->flags & MF_SHOOTABLE)))
+		if ((thing->flags & (MF_ENEMY|MF_BOSS)) && (thing->health <= 0 || !(thing->flags & (MF_SHOOTABLE|MF_MONITOR))))
 			return true;
 		blockdist = thing->radius + tmthing->radius;
 		if (abs(thing->x - tmx) >= blockdist || abs(thing->y - tmy) >= blockdist)
@@ -463,12 +463,12 @@ static boolean PIT_CheckThing(mobj_t *thing)
 	// CA_DASHMODE users destroy spikes and monitors, CA_TWINSPIN users and CA2_MELEE users destroy spikes.
 	if ((tmthing->player)
 		&& (((tmthing->player->charability == CA_DASHMODE) && (tmthing->player->dashmode >= 3*TICRATE)
-		&& (thing->flags & (MF_MONITOR) || thing->type == MT_SPIKE))
+		&& (thing->flags & MF_MONITOR || thing->type == MT_SPIKE))
 	|| ((((tmthing->player->charability == CA_TWINSPIN) && (tmthing->player->panim == PA_ABILITY))
 	|| (tmthing->player->charability2 == CA2_MELEE && tmthing->player->panim == PA_ABILITY2))
 		&& (thing->type == MT_SPIKE))))
 	{
-		if ((thing->flags & (MF_MONITOR)) && (thing->health <= 0 || !(thing->flags & MF_SHOOTABLE)))
+		if ((thing->flags & (MF_MONITOR)) && (thing->health <= 0))
 			return true;
 		blockdist = thing->radius + tmthing->radius;
 		if (abs(thing->x - tmx) >= blockdist || abs(thing->y - tmy) >= blockdist)