diff --git a/Source/GUI/MemWatcher/MemWatchModel.cpp b/Source/GUI/MemWatcher/MemWatchModel.cpp
index 731be17..535d3f6 100644
--- a/Source/GUI/MemWatcher/MemWatchModel.cpp
+++ b/Source/GUI/MemWatcher/MemWatchModel.cpp
@@ -181,8 +181,9 @@ void MemWatchModel::editEntry(MemWatchEntry* entry, const QModelIndex& index)
 
 void MemWatchModel::clearRoot()
 {
-  m_rootNode->removeChildren();
-  emit layoutChanged();
+  beginResetModel();
+  m_rootNode->deleteChildren();
+  endResetModel();
 }
 
 void MemWatchModel::removeNode(const QModelIndex& index)