diff --git a/src/p_enemy.c b/src/p_enemy.c
index 00ce28e07..2a5f2d46e 100644
--- a/src/p_enemy.c
+++ b/src/p_enemy.c
@@ -5359,11 +5359,6 @@ static boolean PIT_MinusCarry(mobj_t *thing)
 		return true;
 
 	P_SetTarget(&minus->tracer, thing);
-	if (thing->flags & MF_PUSHABLE)
-	{
-		minus->flags2 |= MF2_STRONGBOX;
-		thing->flags &= ~MF_PUSHABLE;
-	}
 
 	return true;
 }
@@ -5452,14 +5447,7 @@ void A_MinusDigging(mobj_t *actor)
 		if (P_TryMove(actor->tracer, actor->x, actor->y, false))
 			actor->tracer->z = mz;
 		else
-		{
-			if (actor->flags2 & MF2_STRONGBOX)
-			{
-				actor->flags2 &= ~MF2_STRONGBOX;
-				actor->tracer->flags |= MF_PUSHABLE;
-			}
 			P_SetTarget(&actor->tracer, NULL);
-		}
 	}
 }
 
diff --git a/src/p_inter.c b/src/p_inter.c
index 7f65d2d7a..3def80f51 100644
--- a/src/p_inter.c
+++ b/src/p_inter.c
@@ -2681,18 +2681,6 @@ void P_KillMobj(mobj_t *target, mobj_t *inflictor, mobj_t *source, UINT8 damaget
 				P_KillMobj(target->target, target, source, 0);
 			break;
 
-		case MT_MINUS:
-			if (target->tracer)
-			{
-				if (target->flags2 & MF2_STRONGBOX)
-				{
-					target->flags2 &= ~MF2_STRONGBOX;
-					target->tracer->flags |= MF_PUSHABLE;
-				}
-				P_SetTarget(&target->tracer, NULL);
-			}
-			break;
-
 		case MT_PLAYER:
 			{
 				target->fuse = TICRATE*3; // timer before mobj disappears from view (even if not an actual player)