diff --git a/source/enemy/npc.cpp b/source/enemy/npc.cpp
index 87bcc9a16..14a2f86fd 100644
--- a/source/enemy/npc.cpp
+++ b/source/enemy/npc.cpp
@@ -1484,7 +1484,7 @@ void CNpcEnemy::processUserCollision( CThing *thisThing )
 
 	s16 headingFromTarget = ratan2( yDist, xDist );
 
-	if ( ( xDist > 0 && otherDelta.vx < 0 ) || ( xDist < 0 && otherDelta.vx > 0 ) )
+	/*if ( ( xDist > 0 && otherDelta.vx < 0 ) || ( xDist < 0 && otherDelta.vx > 0 ) )
 	{
 		otherDelta.vx = -otherDelta.vx;
 	}
@@ -1505,7 +1505,7 @@ void CNpcEnemy::processUserCollision( CThing *thisThing )
 	else
 	{
 		Pos.vy += otherDelta.vy;
-	}
+	}*/
 
 	m_heading = headingFromTarget;
 
diff --git a/source/enemy/npcdata.cpp b/source/enemy/npcdata.cpp
index 983f76ef1..968cb14d1 100644
--- a/source/enemy/npcdata.cpp
+++ b/source/enemy/npcdata.cpp
@@ -1043,7 +1043,7 @@ CNpcEnemy::NPC_DATA CNpcEnemy::m_data[NPC_UNIT_TYPE_MAX] =
 		false,
 		2,
 		128,
-		DETECT_ALL_COLLISION,
+		DETECT_NO_COLLISION,
 		DAMAGE__NONE,
 		16,
 		FRM_JELLYFISH1_SWIM1,
@@ -1089,7 +1089,7 @@ CNpcEnemy::NPC_DATA CNpcEnemy::m_data[NPC_UNIT_TYPE_MAX] =
 		false,
 		2,
 		128,
-		DETECT_ALL_COLLISION,
+		DETECT_NO_COLLISION,
 		DAMAGE__NONE,
 		16,
 		FRM_JELLYFISH1_SWIM1,
diff --git a/source/enemy/nsjback.cpp b/source/enemy/nsjback.cpp
index a105b79a5..4598894f0 100644
--- a/source/enemy/nsjback.cpp
+++ b/source/enemy/nsjback.cpp
@@ -153,11 +153,11 @@ void CNpcSmallJellyfishBackgroundEnemy::processMovement( int _frames )
 
 	moveVel = ( _frames * m_speed ) << 8;
 
-	if ( processGroundCollisionReverse( &moveX, &moveY ) )
+	/*if ( processGroundCollisionReverse( &moveX, &moveY ) )
 	{
 		m_targetHeading += 1024;
 		m_targetHeading &= 4095;
-	}
+	}*/
 
 	processMovementModifier( _frames, moveX, moveY, moveVel, moveDist );
 }