diff --git a/src/scripting/zscript/zcc_compile.cpp b/src/scripting/zscript/zcc_compile.cpp
index 2d5838b06..2000075c9 100644
--- a/src/scripting/zscript/zcc_compile.cpp
+++ b/src/scripting/zscript/zcc_compile.cpp
@@ -2141,10 +2141,14 @@ void ZCCCompiler::CompileFunction(ZCC_StructWork *c, ZCC_FuncDeclarator *f, bool
 
 		// [ZZ] supporting const self for actors is quite a cumbersome task because there's no concept of a const pointer (?)
 		//      either way, it doesn't make sense, because you can call any method on a readonly class instance.
+
+		// The above is nonsense. This needs to work and needs to be implemented properly.
+		/*
 		if ((f->Flags & ZCC_FuncConst) && (c->Type()->IsKindOf(RUNTIME_CLASS(PClass))))
 		{
 			Error(f, "'Const' on a method can only be used in structs");
 		}
+		*/
 
 		if ((f->Flags & ZCC_VarArg) && !(f->Flags & ZCC_Native))
 		{
diff --git a/wadsrc/static/zscript/actor.txt b/wadsrc/static/zscript/actor.txt
index 56d9072fa..233f75d40 100644
--- a/wadsrc/static/zscript/actor.txt
+++ b/wadsrc/static/zscript/actor.txt
@@ -425,7 +425,7 @@ class Actor : Thinker native
 		}
 	}
 	
-	clearscope virtual String GetObituary(Actor victim, Actor inflictor, Name mod, bool playerattack)
+	virtual String GetObituary(Actor victim, Actor inflictor, Name mod, bool playerattack) const
 	{
 		if (mod == 'Telefrag')
 		{
@@ -450,13 +450,13 @@ class Actor : Thinker native
 	native static int FindUniqueTid(int start = 0, int limit = 0);
 	native void SetShade(color col);
 		
-	clearscope native string GetTag(string defstr = "");
+	native string GetTag(string defstr = "") const;
 	native void SetTag(string defstr = "");
 	native double GetBobOffset(double frac = 0);
 	native void ClearCounters();
 	native bool GiveBody (int num, int max=0);
 	native bool HitFloor();
-	clearscope native bool isTeammate(Actor other);
+	native bool isTeammate(Actor other) const;
 	native int PlayerNumber();
 	native void SetFriendPlayer(PlayerInfo player);
 	native void SoundAlert(Actor target, bool splash = false, double maxdist = 0);
@@ -597,7 +597,7 @@ class Actor : Thinker native
 	native void ClearInventory();
 	native bool GiveInventory(class<Inventory> type, int amount, bool givecheat = false);
 	native bool TakeInventory(class<Inventory> itemclass, int amount, bool fromdecorate = false, bool notakeinfinite = false);
-	clearscope native Inventory FindInventory(class<Inventory> itemtype, bool subclass = false);
+	native Inventory FindInventory(class<Inventory> itemtype, bool subclass = false) const;
 	native Inventory GiveInventoryType(class<Inventory> itemtype);
 	native Inventory DropInventory (Inventory item, int amt = -1);
 	native bool UseInventory(Inventory item);
diff --git a/wadsrc/static/zscript/inventory/powerups.txt b/wadsrc/static/zscript/inventory/powerups.txt
index d4d78d119..f6b14a051 100644
--- a/wadsrc/static/zscript/inventory/powerups.txt
+++ b/wadsrc/static/zscript/inventory/powerups.txt
@@ -285,7 +285,7 @@ class Powerup : Inventory
 	//
 	//===========================================================================
 
-	virtual clearscope bool isBlinking()
+	virtual bool isBlinking() const
 	{
 		return (EffectTics <= BLINKTHRESHOLD && (EffectTics & 8) && !bNoScreenBlink);
 	}
diff --git a/wadsrc/static/zscript/inventory/weapons.txt b/wadsrc/static/zscript/inventory/weapons.txt
index 860d387e2..0eba93bf8 100644
--- a/wadsrc/static/zscript/inventory/weapons.txt
+++ b/wadsrc/static/zscript/inventory/weapons.txt
@@ -89,7 +89,7 @@ class Weapon : StateProvider native
 		return s;
 	}
 	
-	override String GetObituary(Actor victim, Actor inflictor, Name mod, bool playerattack)
+	override String GetObituary(Actor victim, Actor inflictor, Name mod, bool playerattack) const
 	{
 		// Weapons may never return HitObituary by default. Override this if it is needed.
 		return Obituary;
diff --git a/wadsrc/static/zscript/shared/player.txt b/wadsrc/static/zscript/shared/player.txt
index d6ea5b843..cbb361687 100644
--- a/wadsrc/static/zscript/shared/player.txt
+++ b/wadsrc/static/zscript/shared/player.txt
@@ -119,7 +119,7 @@ class PlayerPawn : Actor native
 		}
 	}
 	
-	override String GetObituary(Actor victim, Actor inflictor, Name mod, bool playerattack)
+	override String GetObituary(Actor victim, Actor inflictor, Name mod, bool playerattack) const
 	{
 		if (victim.player != player && victim.IsTeammate(self))
 		{
@@ -150,7 +150,7 @@ class PlayerPawn : Actor native
 	}
 	
 	// This is for SBARINFO.
-	clearscope int, int GetEffectTicsForItem(class<Inventory> item)
+	int, int GetEffectTicsForItem(class<Inventory> item) const 
 	{
 		let pg = (class<PowerupGiver>)(item);
 		if (pg != null)
@@ -167,10 +167,10 @@ class PlayerPawn : Actor native
 		return -1, -1;
 	}
 
-	clearscope native int GetMaxHealth(bool withupgrades = false);
+	native int GetMaxHealth(bool withupgrades = false) const;
 	native bool ResetAirSupply (bool playgasp = false);
 	native void CheckWeaponSwitch(class<Inventory> item);
-	clearscope native static String GetPrintableDisplayName(Class<Actor> cls);
+	native clearscope static String GetPrintableDisplayName(Class<Actor> cls);
 
 }