diff --git a/src/Editor/CharacterEditor/CSkeletonHierarchyModel.cpp b/src/Editor/CharacterEditor/CSkeletonHierarchyModel.cpp
index 86c2634a..21b79c51 100644
--- a/src/Editor/CharacterEditor/CSkeletonHierarchyModel.cpp
+++ b/src/Editor/CharacterEditor/CSkeletonHierarchyModel.cpp
@@ -1,9 +1,8 @@
 #include "CSkeletonHierarchyModel.h"
 #include "Editor/UICommon.h"
 
-CSkeletonHierarchyModel::CSkeletonHierarchyModel(QObject *pParent /*= 0*/)
+CSkeletonHierarchyModel::CSkeletonHierarchyModel(QObject *pParent)
     : QAbstractItemModel(pParent)
-    , mpSkeleton(nullptr)
 {
 }
 
diff --git a/src/Editor/CharacterEditor/CSkeletonHierarchyModel.h b/src/Editor/CharacterEditor/CSkeletonHierarchyModel.h
index 52223ea8..44bee149 100644
--- a/src/Editor/CharacterEditor/CSkeletonHierarchyModel.h
+++ b/src/Editor/CharacterEditor/CSkeletonHierarchyModel.h
@@ -6,15 +6,16 @@
 
 class CSkeletonHierarchyModel : public QAbstractItemModel
 {
-    CSkeleton *mpSkeleton;
+    CSkeleton *mpSkeleton = nullptr;
 
 public:
-    explicit CSkeletonHierarchyModel(QObject *pParent = 0);
-    QModelIndex index(int Row, int Column, const QModelIndex& rkParent) const;
-    QModelIndex parent(const QModelIndex& rkChild) const;
-    int rowCount(const QModelIndex& rkParent) const;
-    int columnCount(const QModelIndex& rkParent) const;
-    QVariant data(const QModelIndex& rkIndex, int Role) const;
+    explicit CSkeletonHierarchyModel(QObject *pParent = nullptr);
+
+    QModelIndex index(int Row, int Column, const QModelIndex& rkParent) const override;
+    QModelIndex parent(const QModelIndex& rkChild) const override;
+    int rowCount(const QModelIndex& rkParent) const override;
+    int columnCount(const QModelIndex& rkParent) const override;
+    QVariant data(const QModelIndex& rkIndex, int Role) const override;
 
     CBone* BoneForIndex(const QModelIndex& rkIndex) const;
     QModelIndex IndexForBone(CBone *pBone) const;