diff --git a/src/libs/vpatterndb/vcontainer.cpp b/src/libs/vpatterndb/vcontainer.cpp
index 5457a88d0..10caece95 100644
--- a/src/libs/vpatterndb/vcontainer.cpp
+++ b/src/libs/vpatterndb/vcontainer.cpp
@@ -249,22 +249,6 @@ void VContainer::UpdateId(quint32 newId)
     }
 }
 
-//---------------------------------------------------------------------------------------------------------------------
-/**
- * @brief UpdateObject update object in container
- * @param id id of existing object
- * @param point object
- */
-template <typename val>
-void VContainer::UpdateObject(const quint32 &id, val point)
-{
-    Q_ASSERT_X(id != NULL_ID, Q_FUNC_INFO, "id == 0"); //-V654 //-V712
-    SCASSERT(point.isNull() == false)
-    point->setId(id);
-    d->gObjects.insert(id, point);
-    UpdateId(id);
-}
-
 //---------------------------------------------------------------------------------------------------------------------
 /**
  * @brief Clear clear data in container. Id will be 0.
@@ -497,27 +481,6 @@ quint32 VContainer::AddObject(QHash<key, val> &obj, val value)
     return id;
 }
 
-//---------------------------------------------------------------------------------------------------------------------
-/**
- * @brief UpdateGObject update GObject by id
- * @param id id of existing GObject
- * @param obj object
- */
-void VContainer::UpdateGObject(quint32 id, VGObject* obj)
-{
-    SCASSERT(obj != nullptr)
-    QSharedPointer<VGObject> pointer(obj);
-    UpdateGObject(id, pointer);
-}
-
-//---------------------------------------------------------------------------------------------------------------------
-void VContainer::UpdateGObject(quint32 id, const QSharedPointer<VGObject> &obj)
-{
-    SCASSERT(not obj.isNull())
-    UpdateObject(id, obj);
-    uniqueNames.insert(obj->name());
-}
-
 //---------------------------------------------------------------------------------------------------------------------
 void VContainer::UpdatePiece(quint32 id, const VPiece &detail)
 {
diff --git a/src/libs/vpatterndb/vcontainer.h b/src/libs/vpatterndb/vcontainer.h
index 0d6850d02..2837bbddd 100644
--- a/src/libs/vpatterndb/vcontainer.h
+++ b/src/libs/vpatterndb/vcontainer.h
@@ -160,8 +160,10 @@ public:
     void               RemoveVariable(const QString& name);
     void               RemovePiece(quint32 id);
 
-    void               UpdateGObject(quint32 id, VGObject* obj);
-    void               UpdateGObject(quint32 id, const QSharedPointer<VGObject> &obj);
+    template <class T>
+    void               UpdateGObject(quint32 id, T* obj);
+    template <class T>
+    void               UpdateGObject(quint32 id, const QSharedPointer<T> &obj);
     void               UpdatePiece(quint32 id, const VPiece &detail);
     void               UpdatePiecePath(quint32 id, const VPiecePath &path);
 
@@ -221,8 +223,8 @@ private:
     // cppcheck-suppress functionStatic
     const val GetObject(const QHash<key, val> &obj, key id) const;
 
-    template <typename val>
-    void UpdateObject(const quint32 &id, val point);
+    template <typename T>
+    void UpdateObject(const quint32 &id, const QSharedPointer<T> &point);
 
     template <typename key, typename val>
     static quint32 AddObject(QHash<key, val> &obj, val value);
@@ -312,14 +314,23 @@ void VContainer::AddVariable(const QString& name, const QSharedPointer<T> &var)
     {
         if (d->variables.value(name)->GetType() == var->GetType())
         {
-            d->variables[name].clear();
+            QSharedPointer<T> v = qSharedPointerDynamicCast<T>(d->variables.value(name));
+            if (v.isNull())
+            {
+                throw VExceptionBadId(tr("Can't cast object."), name);
+            }
+            *v = *var;
         }
         else
         {
             throw VExceptionBadId(tr("Can't find object. Type mismatch."), name);
         }
     }
-    d->variables.insert(name, var);
+    else
+    {
+        d->variables.insert(name, var);
+    }
+
     uniqueNames.insert(name);
 }
 
@@ -329,4 +340,54 @@ uint VContainer::qHash( const QSharedPointer<T> &p )
 {
     return qHash( p.data() );
 }
+
+//---------------------------------------------------------------------------------------------------------------------
+/**
+ * @brief UpdateGObject update GObject by id
+ * @param id id of existing GObject
+ * @param obj object
+ */
+template <class T>
+void VContainer::UpdateGObject(quint32 id, T* obj)
+{
+    SCASSERT(obj != nullptr)
+    UpdateGObject(id, QSharedPointer<T>(obj));
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+template <class T>
+void VContainer::UpdateGObject(quint32 id, const QSharedPointer<T> &obj)
+{
+    SCASSERT(not obj.isNull())
+    UpdateObject(id, obj);
+    uniqueNames.insert(obj->name());
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+/**
+ * @brief UpdateObject update object in container
+ * @param id id of existing object
+ * @param point object
+ */
+template <typename T>
+void VContainer::UpdateObject(const quint32 &id, const QSharedPointer<T> &point)
+{
+    Q_ASSERT_X(id != NULL_ID, Q_FUNC_INFO, "id == 0"); //-V654 //-V712
+    SCASSERT(point.isNull() == false)
+    point->setId(id);
+    if (d->gObjects.contains(id))
+    {
+        QSharedPointer<T> obj = qSharedPointerDynamicCast<T>(d->gObjects.value(id));
+        if (obj.isNull())
+        {
+            throw VExceptionBadId(tr("Can't cast object"), id);
+        }
+        *obj = *point;
+    }
+    else
+    {
+        d->gObjects.insert(id, point);
+    }
+    UpdateId(id);
+}
 #endif // VCONTAINER_H