diff --git a/src/gamedata/d_dehacked.cpp b/src/gamedata/d_dehacked.cpp
index 0b4f25576..6cb5b99bb 100644
--- a/src/gamedata/d_dehacked.cpp
+++ b/src/gamedata/d_dehacked.cpp
@@ -2696,6 +2696,8 @@ static int PatchCodePtrs (int dummy)
 
 				// This skips the action table and goes directly to the internal symbol table
 				// DEH compatible functions are easy to recognize.
+				// Note that A_CPosAttack needs to be remapped because it differs from the original and cannot be renamed anymore.
+				if (!symname.CompareNoCase("A_CPosAttack")) symname = "A_CPosAttackDehacked";
 				PFunction *sym = dyn_cast<PFunction>(PClass::FindActor(NAME_Weapon)->FindSymbol(symname, true));
 				if (sym == NULL)
 				{
@@ -3371,7 +3373,8 @@ static bool LoadDehSupp ()
 						// all relevant code pointers are either defined in Weapon
 						// or Actor so this will find all of them.
 						FString name = "A_";
-						name << sc.String;
+						if (sc.Compare("CPosAttack")) name << "CPosAttackDehacked";
+						else name << sc.String;
 						PFunction *sym = dyn_cast<PFunction>(wcls->FindSymbol(name, true));
 						if (sym == NULL)
 						{
diff --git a/wadsrc/static/zscript/actors/doom/possessed.zs b/wadsrc/static/zscript/actors/doom/possessed.zs
index eef344ab8..4fa9e0f7e 100644
--- a/wadsrc/static/zscript/actors/doom/possessed.zs
+++ b/wadsrc/static/zscript/actors/doom/possessed.zs
@@ -315,12 +315,12 @@ extend class Actor
 		}
 	}
 	
-	void A_CPosAttack()
+	private void A_CPosAttackInternal(Sound snd)
 	{
 		if (target)
 		{
 			if (bStealth) visdir = 1;
-			A_StartSound(AttackSound, CHAN_WEAPON);
+			A_StartSound(snd, CHAN_WEAPON);
 			A_FaceTarget();
 			double slope = AimLineAttack(angle, MISSILERANGE);
 			double ang = angle + Random2[CPosAttack]() * (22.5/256);
@@ -328,6 +328,17 @@ extend class Actor
 			LineAttack(ang, MISSILERANGE, slope, damage, "Hitscan", "Bulletpuff");
 		}
 	}
+
+	void A_CPosAttack()
+	{
+		A_CPosAttackInternal(AttackSound);
+	}
+	
+	void A_CPosAttackDehacked()
+	{
+		A_CPosAttackInternal("chainguy/attack");
+	}
+
 	
 	void A_CPosRefire()
 	{