diff --git a/src/node.cpp b/src/node.cpp
index 5b15615..ca72f03 100644
--- a/src/node.cpp
+++ b/src/node.cpp
@@ -320,6 +320,7 @@ bool Node::move_node(int from, int to) {
 void Node::insert_node(std::shared_ptr<Node> node, int index)
 {
     auto position = new_node_position(index);
+    node->parent = shared_from_this();
     node->set_rectangle(position);
     sub_nodes.insert(sub_nodes.begin() + index, node);
 }
\ No newline at end of file
diff --git a/src/window_tree.cpp b/src/window_tree.cpp
index 6804833..6d1abf9 100644
--- a/src/window_tree.cpp
+++ b/src/window_tree.cpp
@@ -179,13 +179,13 @@ bool WindowTree::try_move_active_window(miracle::WindowMoveDirection direction)
         // get inserted into the parent node at the index before
         // the currently active lane.
         auto node_to_move = active_lane->get_sub_nodes()[node_index];
-        advise_delete_window(node_to_move->get_window());
 
         int active_lane_index = 0;
         for (; active_lane_index < parent->get_sub_nodes().size(); active_lane_index++)
             if (parent->get_sub_nodes()[active_lane_index] == active_lane)
                 break;
 
+        advise_delete_window(node_to_move->get_window());
         parent->insert_node(node_to_move, active_lane_index);
         active_lane = parent;
     }
@@ -203,13 +203,13 @@ bool WindowTree::try_move_active_window(miracle::WindowMoveDirection direction)
         // get inserted into the parent node at the index before
         // the currently active lane.
         auto node_to_move = active_lane->get_sub_nodes()[node_index];
-        advise_delete_window(node_to_move->get_window());
 
         int active_lane_index = 0;
         for (; active_lane_index < parent->get_sub_nodes().size(); active_lane_index++)
             if (parent->get_sub_nodes()[active_lane_index] == active_lane)
                 break;
 
+        advise_delete_window(node_to_move->get_window());
         parent->insert_node(node_to_move, active_lane_index + 1);
         active_lane = parent;
     }