diff --git a/source/gameengine/Converter/BL_ArmatureObject.cpp b/source/gameengine/Converter/BL_ArmatureObject.cpp
index d4fc58f3d51d..604125175c2e 100644
--- a/source/gameengine/Converter/BL_ArmatureObject.cpp
+++ b/source/gameengine/Converter/BL_ArmatureObject.cpp
@@ -205,13 +205,10 @@ static void game_blend_poses(bPose *dst, bPose *src, float srcweight, short mode
 BL_ArmatureObject::BL_ArmatureObject(void *sgReplicationInfo,
                                      SG_Callbacks callbacks,
                                      Object *armature,
-                                     Scene *scene,
-                                     int vert_deform_type)
+                                     Scene *scene)
 	:KX_GameObject(sgReplicationInfo, callbacks),
 	m_scene(scene),
 	m_lastframe(0.0),
-	m_timestep(0.040),
-	m_vert_deform_type(vert_deform_type),
 	m_drawDebug(false),
 	m_lastapplyframe(0.0)
 {
@@ -424,9 +421,6 @@ bool BL_ArmatureObject::UnlinkObject(SCA_IObject *clientobj)
 
 void BL_ArmatureObject::ApplyPose() // TODO: bouger dans SetPoseByAction ?
 {
-	// in the GE, we use ctime to store the timestep
-	m_objArma->pose->ctime = (float)m_timestep;
-	//m_scene->r.cfra++;
 	if (m_lastapplyframe != m_lastframe) {
 		// update the constraint if any, first put them all off so that only the active ones will be updated
 		for (BL_ArmatureConstraint *constraint : m_controlledConstraints) {
@@ -457,8 +451,10 @@ void BL_ArmatureObject::BlendInPose(bPose *blend_pose, float weight, short mode)
 bool BL_ArmatureObject::UpdateTimestep(double curtime)
 {
 	if (curtime != m_lastframe) {
-		// compute the timestep for the underlying IK algorithm
-		m_timestep = curtime - m_lastframe;
+		/* Compute the timestep for the underlying IK algorithm,
+		 * in the GE, we use ctime to store the timestep.
+		 */
+		m_objArma->pose->ctime = (float)(curtime - m_lastframe);
 		m_lastframe = curtime;
 	}
 
@@ -474,9 +470,9 @@ Object *BL_ArmatureObject::GetOrigArmatureObject()
 	return m_origObjArma;
 }
 
-int BL_ArmatureObject::GetVertDeformType()
+int BL_ArmatureObject::GetVertDeformType() const
 {
-	return m_vert_deform_type;
+	return ((bArmature *)m_objArma->data)->gevertdeformer;
 }
 
 void BL_ArmatureObject::GetPose(bPose **pose) const
diff --git a/source/gameengine/Converter/BL_ArmatureObject.h b/source/gameengine/Converter/BL_ArmatureObject.h
index e868248b4f68..1086331661d1 100644
--- a/source/gameengine/Converter/BL_ArmatureObject.h
+++ b/source/gameengine/Converter/BL_ArmatureObject.h
@@ -59,9 +59,6 @@ class BL_ArmatureObject : public KX_GameObject
 	// Need for BKE_pose_where_is.
 	Scene *m_scene;
 	double m_lastframe;
-	/// Delta since last pose evaluation.
-	double m_timestep;
-	int m_vert_deform_type;
 	size_t m_constraintNumber;
 	size_t m_channelNumber;
 	/// Store the original armature object matrix.
@@ -75,8 +72,7 @@ class BL_ArmatureObject : public KX_GameObject
 	BL_ArmatureObject(void *sgReplicationInfo,
 	                  SG_Callbacks callbacks,
 	                  Object *armature,
-	                  Scene *scene,
-	                  int vert_deform_type);
+	                  Scene *scene);
 	virtual ~BL_ArmatureObject();
 
 	virtual CValue *GetReplica();
@@ -99,7 +95,7 @@ class BL_ArmatureObject : public KX_GameObject
 
 	Object *GetArmatureObject();
 	Object *GetOrigArmatureObject();
-	int GetVertDeformType();
+	int GetVertDeformType() const;
 	bool GetDrawDebug() const;
 	void DrawDebug(RAS_DebugDraw& debugDraw);
 
diff --git a/source/gameengine/Converter/BL_BlenderDataConversion.cpp b/source/gameengine/Converter/BL_BlenderDataConversion.cpp
index c639fdef4701..4fdf96b1058b 100644
--- a/source/gameengine/Converter/BL_BlenderDataConversion.cpp
+++ b/source/gameengine/Converter/BL_BlenderDataConversion.cpp
@@ -962,7 +962,7 @@ static KX_GameObject *BL_GameObjectFromBlenderObject(Object *ob, KX_Scene *kxsce
 		case OB_ARMATURE:
 		{
 			bArmature *arm = (bArmature *)ob->data;
-			gameobj = new BL_ArmatureObject(kxscene, KX_Scene::m_callbacks, ob, kxscene->GetBlenderScene(), arm->gevertdeformer);
+			gameobj = new BL_ArmatureObject(kxscene, KX_Scene::m_callbacks, ob, kxscene->GetBlenderScene());
 
 			kxscene->AddAnimatedObject(gameobj);