diff --git a/src/Tree/tree.cpp b/src/Tree/tree.cpp
index 0214647..48f88ef 100644
--- a/src/Tree/tree.cpp
+++ b/src/Tree/tree.cpp
@@ -114,9 +114,8 @@ void Tree::BaseNode::deleteChild(const std::shared_ptr<Tree::BaseNode> &c)
 
   if (it!=children.end())
   {
-    children.erase(it);
+    it = children.erase(it);
   }
-  it = children.erase(it);
 
   c->setParent(nullptr);
 }