diff --git a/src/g_inventory/a_pickups.cpp b/src/g_inventory/a_pickups.cpp
index 7b7721b48..2ed78aef3 100644
--- a/src/g_inventory/a_pickups.cpp
+++ b/src/g_inventory/a_pickups.cpp
@@ -200,71 +200,6 @@ bool AInventory::Grind(bool items)
 	return Super::Grind(items);
 }
 
-//===========================================================================
-//
-// AInventory :: BecomeItem
-//
-// Lets this actor know that it's about to be placed in an inventory.
-//
-//===========================================================================
-
-void AInventory::BecomeItem ()
-{
-	if (!(flags & (MF_NOBLOCKMAP|MF_NOSECTOR)))
-	{
-		UnlinkFromWorld (nullptr);
-		flags |= MF_NOBLOCKMAP|MF_NOSECTOR;
-		LinkToWorld (nullptr);
-	}
-	RemoveFromHash ();
-	flags &= ~MF_SPECIAL;
-	ChangeStatNum(STAT_INVENTORY);
-	// stop all sounds this item is playing.
-	for(int i = 1;i<=7;i++) S_StopSound(this, i);
-	SetState (FindState("Held"));
-}
-
-DEFINE_ACTION_FUNCTION(AInventory, BecomeItem)
-{
-	PARAM_SELF_PROLOGUE(AInventory);
-	self->BecomeItem();
-	return 0;
-}
-
-//===========================================================================
-//
-// AInventory :: BecomePickup
-//
-// Lets this actor know it should wait to be picked up.
-//
-//===========================================================================
-
-void AInventory::BecomePickup ()
-{
-	if (Owner != NULL)
-	{
-		Owner->RemoveInventory (this);
-	}
-	if (flags & (MF_NOBLOCKMAP|MF_NOSECTOR))
-	{
-		UnlinkFromWorld (nullptr);
-		flags &= ~(MF_NOBLOCKMAP|MF_NOSECTOR);
-		LinkToWorld (nullptr);
-		P_FindFloorCeiling (this);
-	}
-	flags = (GetDefault()->flags | MF_DROPPED) & ~MF_COUNTITEM;
-	renderflags &= ~RF_INVISIBLE;
-	ChangeStatNum(STAT_DEFAULT);
-	SetState (SpawnState);
-}
-
-DEFINE_ACTION_FUNCTION(AInventory, BecomePickup)
-{
-	PARAM_SELF_PROLOGUE(AInventory);
-	self->BecomePickup();
-	return 0;
-}
-
 //===========================================================================
 //
 // AInventory :: GetSpeedFactor
diff --git a/src/g_inventory/a_pickups.h b/src/g_inventory/a_pickups.h
index 4cb202f7d..d831bb3de 100644
--- a/src/g_inventory/a_pickups.h
+++ b/src/g_inventory/a_pickups.h
@@ -86,9 +86,6 @@ public:
 	double GetSpeedFactor();			// virtual on the script side.
 	bool GetNoTeleportFreeze();			// virtual on the script side.
 
-	void BecomeItem ();
-	void BecomePickup ();
-
 	bool DoRespawn();
 
 	AInventory *PrevItem();		// Returns the item preceding this one in the list.
diff --git a/wadsrc/static/zscript/inventory/inventory.txt b/wadsrc/static/zscript/inventory/inventory.txt
index b903a09b6..813119089 100644
--- a/wadsrc/static/zscript/inventory/inventory.txt
+++ b/wadsrc/static/zscript/inventory/inventory.txt
@@ -50,8 +50,6 @@ class Inventory : Actor native
 	}
 	
 	native bool DoRespawn();
-	native void BecomeItem();
-	native void BecomePickup();
 	native static void PrintPickupMessage (bool localview, String str);
 
 	States(Actor)
@@ -145,6 +143,55 @@ class Inventory : Actor native
 	}
 		
 
+	//===========================================================================
+	//
+	// AInventory :: BecomeItem
+	//
+	// Lets this actor know that it's about to be placed in an inventory.
+	//
+	//===========================================================================
+
+	void BecomeItem ()
+	{
+		if (!bNoBlockmap || !bNoSector)
+		{
+			A_ChangeLinkFlags(1, 1);
+		}
+		ChangeTid(0);
+		bSpecial = false;
+		ChangeStatNum(STAT_INVENTORY);
+		// stop all sounds this item is playing.
+		for(int i = 1;i<=7;i++) A_StopSound(i);
+		SetState (FindState("Held"));
+	}
+
+	//===========================================================================
+	//
+	// AInventory :: BecomePickup
+	//
+	// Lets this actor know it should wait to be picked up.
+	//
+	//===========================================================================
+
+	void BecomePickup ()
+	{
+		if (Owner != NULL)
+		{
+			Owner.RemoveInventory (self);
+		}
+		if (bNoBlockmap || bNoSector)
+		{
+			A_ChangeLinkFlags(0, 0);
+			FindFloorCeiling();
+		}
+		bSpecial = true;
+		bDropped = true;
+		bCountItem = false;
+		bInvisible = false;
+		ChangeStatNum(STAT_DEFAULT);
+		SetState (SpawnState);
+	}
+
 	//===========================================================================
 	//
 	// AInventory :: CreateCopy