diff --git a/frontend/view/result-view-delegate.cpp b/frontend/view/result-view-delegate.cpp
index 25db800..c5f2f98 100644
--- a/frontend/view/result-view-delegate.cpp
+++ b/frontend/view/result-view-delegate.cpp
@@ -36,13 +36,6 @@ void ResultViewDelegate::setSearchKeyword(const QString &regFindKeyWords)
     m_hightLightEffectHelper->setExpression(regFindKeyWords);
 }
 
-QSize ResultViewDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
-{
-    QSize size =  QStyledItemDelegate::sizeHint(option,index);
-    size.setHeight(size.height() + 10);
-    return size;
-}
-
 void ResultViewDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
 {
     QStyleOptionViewItem opt = option;
diff --git a/frontend/view/result-view-delegate.h b/frontend/view/result-view-delegate.h
index ed915a8..8c09951 100644
--- a/frontend/view/result-view-delegate.h
+++ b/frontend/view/result-view-delegate.h
@@ -55,7 +55,6 @@ public:
     ~ResultViewDelegate() = default;
     void setSearchKeyword(const QString &);
 protected:
-    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
     void paint(QPainter *, const QStyleOptionViewItem &, const QModelIndex &) const override;
 
 private: