diff --git a/source/platform/pjellfsh.cpp b/source/platform/pjellfsh.cpp
index 5470be422..3e2c240a8 100644
--- a/source/platform/pjellfsh.cpp
+++ b/source/platform/pjellfsh.cpp
@@ -193,4 +193,19 @@ void CNpcJellyfishPlatform::render()
 		}
 
 	}
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+const CRECT *CNpcJellyfishPlatform::getThinkBBox()
+{
+	CRECT objThinkBox = getCollisionArea();
+
+	sBBox &thinkBBox = CThingManager::getThinkBBox();
+	objThinkBox.x1 = thinkBBox.XMin;
+	objThinkBox.x2 = thinkBBox.XMax;
+	objThinkBox.y1 = thinkBBox.YMin;
+	objThinkBox.y2 = thinkBBox.YMax;
+
+	return &objThinkBox;
 }
\ No newline at end of file
diff --git a/source/platform/pjellfsh.h b/source/platform/pjellfsh.h
index f0569a1f3..6797b81f3 100644
--- a/source/platform/pjellfsh.h
+++ b/source/platform/pjellfsh.h
@@ -24,6 +24,7 @@ public:
 	virtual void		render();
 	virtual void		postInit();
 	virtual void		think( int _frames );
+	virtual	CRECT const		*getThinkBBox();
 protected:
 	virtual void		collidedWith(CThing *_thisThing);
 
diff --git a/source/platform/plinear.cpp b/source/platform/plinear.cpp
index 97a2aff16..07b63444b 100644
--- a/source/platform/plinear.cpp
+++ b/source/platform/plinear.cpp
@@ -136,3 +136,18 @@ void CNpcLinearPlatform::processMovement( int _frames )
 	Pos.vx += moveX;
 	Pos.vy += moveY;
 }
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+const CRECT *CNpcLinearPlatform::getThinkBBox()
+{
+	CRECT objThinkBox = getCollisionArea();
+
+	sBBox &thinkBBox = CThingManager::getThinkBBox();
+	objThinkBox.x1 = thinkBBox.XMin;
+	objThinkBox.x2 = thinkBBox.XMax;
+	objThinkBox.y1 = thinkBBox.YMin;
+	objThinkBox.y2 = thinkBBox.YMax;
+
+	return &objThinkBox;
+}
\ No newline at end of file
diff --git a/source/platform/plinear.h b/source/platform/plinear.h
index 300c9778f..381f71b9d 100644
--- a/source/platform/plinear.h
+++ b/source/platform/plinear.h
@@ -22,6 +22,7 @@ class CNpcLinearPlatform : public CNpcPlatform
 {
 public:
 	virtual void		postInit();
+	virtual	CRECT const		*getThinkBBox();
 protected:
 	virtual void		processMovement( int _frames );
 };