diff --git a/editor/tree_search.cpp b/editor/tree_search.cpp
index e33ce44..e798460 100644
--- a/editor/tree_search.cpp
+++ b/editor/tree_search.cpp
@@ -373,7 +373,7 @@ void TreeSearch::_select_previous_match() {
 		return;
 	}
 	// find [selected_idx] among ordered_tree_items
-	int selected_idx;
+	int selected_idx = 0;
 	for (int i = ordered_tree_items.size() - 1; i >= 0; i--) {
 		if (ordered_tree_items[i] == selected) {
 			selected_idx = i;
@@ -404,7 +404,7 @@ void TreeSearch::_select_next_match() {
 	}
 
 	// find [selected_idx] among ordered_tree_items
-	int selected_idx;
+	int selected_idx = 0;
 	for (int i = 0; i < ordered_tree_items.size(); i++) {
 		if (ordered_tree_items[i] == selected) {
 			selected_idx = i;