diff --git a/LEGO1/lego/legoomni/include/act2actor.h b/LEGO1/lego/legoomni/include/act2actor.h
index 58455e90..6b39de3f 100644
--- a/LEGO1/lego/legoomni/include/act2actor.h
+++ b/LEGO1/lego/legoomni/include/act2actor.h
@@ -25,8 +25,8 @@ public:
 
 	Act2Actor();
 
-	void SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_bool2) override; // vtable+0x24
-	void SetWorldSpeed(MxFloat p_worldSpeed) override;                    // vtable+0x30
+	void SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_updateTransform) override; // vtable+0x24
+	void SetWorldSpeed(MxFloat p_worldSpeed) override;                              // vtable+0x30
 
 	// FUNCTION: LEGO1 0x1001a180
 	MxS32 VTable0x68(Vector3& p_v1, Vector3& p_v2, Vector3& p_v3) override
diff --git a/LEGO1/lego/legoomni/include/legoactor.h b/LEGO1/lego/legoomni/include/legoactor.h
index a3e68f2e..174ec4e1 100644
--- a/LEGO1/lego/legoomni/include/legoactor.h
+++ b/LEGO1/lego/legoomni/include/legoactor.h
@@ -40,8 +40,8 @@ public:
 		return !strcmp(p_name, LegoActor::ClassName()) || LegoEntity::IsA(p_name);
 	}
 
-	void ParseAction(char* p_extra) override;                             // vtable+0x20
-	void SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_bool2) override; // vtable+0x24
+	void ParseAction(char* p_extra) override;                                       // vtable+0x20
+	void SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_updateTransform) override; // vtable+0x24
 
 	// FUNCTION: LEGO1 0x10002cc0
 	// FUNCTION: BETA10 0x1000f3e0
diff --git a/LEGO1/lego/legoomni/include/legoentity.h b/LEGO1/lego/legoomni/include/legoentity.h
index ed1dd202..c4f81daf 100644
--- a/LEGO1/lego/legoomni/include/legoentity.h
+++ b/LEGO1/lego/legoomni/include/legoentity.h
@@ -53,10 +53,10 @@ public:
 		return !strcmp(p_name, LegoEntity::ClassName()) || MxEntity::IsA(p_name);
 	}
 
-	virtual MxResult Create(MxDSAction& p_dsAction);                     // vtable+0x18
-	virtual void Destroy(MxBool p_fromDestructor);                       // vtable+0x1c
-	virtual void ParseAction(char* p_extra);                             // vtable+0x20
-	virtual void SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_bool2); // vtable+0x24
+	virtual MxResult Create(MxDSAction& p_dsAction);                               // vtable+0x18
+	virtual void Destroy(MxBool p_fromDestructor);                                 // vtable+0x1c
+	virtual void ParseAction(char* p_extra);                                       // vtable+0x20
+	virtual void SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_updateTransform); // vtable+0x24
 	virtual void SetWorldTransform(
 		const Vector3& p_location,
 		const Vector3& p_direction,
diff --git a/LEGO1/lego/legoomni/src/actors/act2actor.cpp b/LEGO1/lego/legoomni/src/actors/act2actor.cpp
index 23697c6c..dcd7cb40 100644
--- a/LEGO1/lego/legoomni/src/actors/act2actor.cpp
+++ b/LEGO1/lego/legoomni/src/actors/act2actor.cpp
@@ -135,9 +135,9 @@ Act2Actor::Act2Actor()
 }
 
 // FUNCTION: LEGO1 0x10018940
-void Act2Actor::SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_bool2)
+void Act2Actor::SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_updateTransform)
 {
-	LegoAnimActor::SetROI(p_roi, p_bool1, p_bool2);
+	LegoAnimActor::SetROI(p_roi, p_bool1, p_updateTransform);
 	m_roi->SetVisibility(FALSE);
 }
 
diff --git a/LEGO1/lego/legoomni/src/entity/legoactor.cpp b/LEGO1/lego/legoomni/src/entity/legoactor.cpp
index 4b0428b8..c2196f30 100644
--- a/LEGO1/lego/legoomni/src/entity/legoactor.cpp
+++ b/LEGO1/lego/legoomni/src/entity/legoactor.cpp
@@ -127,7 +127,7 @@ const char* LegoActor::GetActorName(MxU8 p_id)
 
 // FUNCTION: LEGO1 0x1002d670
 // FUNCTION: BETA10 0x1003d65f
-void LegoActor::SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_bool2)
+void LegoActor::SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_updateTransform)
 {
 	if (p_roi) {
 		const char* name = p_roi->GetName();
@@ -141,7 +141,7 @@ void LegoActor::SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_bool2)
 		}
 	}
 
-	LegoEntity::SetROI(p_roi, p_bool1, p_bool2);
+	LegoEntity::SetROI(p_roi, p_bool1, p_updateTransform);
 }
 
 // FUNCTION: LEGO1 0x1002d6e0
diff --git a/LEGO1/lego/legoomni/src/entity/legoentity.cpp b/LEGO1/lego/legoomni/src/entity/legoentity.cpp
index e0f3b810..d02c1c71 100644
--- a/LEGO1/lego/legoomni/src/entity/legoentity.cpp
+++ b/LEGO1/lego/legoomni/src/entity/legoentity.cpp
@@ -124,12 +124,12 @@ void LegoEntity::SetWorld()
 
 // FUNCTION: LEGO1 0x100108a0
 // FUNCTION: BETA10 0x1007e724
-void LegoEntity::SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_bool2)
+void LegoEntity::SetROI(LegoROI* p_roi, MxBool p_bool1, MxBool p_updateTransform)
 {
 	m_roi = p_roi;
 
 	if (m_roi != NULL) {
-		if (p_bool2) {
+		if (p_updateTransform) {
 			MxMatrix mat;
 			CalcLocalTransform(
 				Mx3DPointFloat(m_worldLocation[0], m_worldLocation[1], m_worldLocation[2]),