diff --git a/src/game/server/hl2/prop_combine_ball.cpp b/src/game/server/hl2/prop_combine_ball.cpp
index b93703498..5ca7dad0c 100644
--- a/src/game/server/hl2/prop_combine_ball.cpp
+++ b/src/game/server/hl2/prop_combine_ball.cpp
@@ -769,6 +769,12 @@ void CPropCombineBall::SetBallAsLaunched( void )
 	WhizSoundThink();
 }
 
+bool CPropCombineBall::OnAttemptPhysGunPickup( CBasePlayer *pPhysGunUser, PhysGunPickup_t reason )
+{
+	return ( !m_bHeld || pPhysGunUser == GetOwnerEntity() ?
+		CDefaultPlayerPickupVPhysics::OnAttemptPhysGunPickup( pPhysGunUser, reason ) : false );
+}
+
 //-----------------------------------------------------------------------------
 // Lighten the mass so it's zippy toget to the gun
 //-----------------------------------------------------------------------------
diff --git a/src/game/server/hl2/prop_combine_ball.h b/src/game/server/hl2/prop_combine_ball.h
index 1de4390da..272235caf 100644
--- a/src/game/server/hl2/prop_combine_ball.h
+++ b/src/game/server/hl2/prop_combine_ball.h
@@ -117,6 +117,7 @@ public:
 
 private:
 
+	bool OnAttemptPhysGunPickup( CBasePlayer *, PhysGunPickup_t ) OVERRIDE;
 	void SetPlayerLaunched( CBasePlayer *pOwner );
 
 	float GetBallHoldDissolveTime();