diff --git a/ServerUI.gd b/ServerUI.gd
index 7fb0e40..fd56430 100644
--- a/ServerUI.gd
+++ b/ServerUI.gd
@@ -100,6 +100,9 @@ func set_server_dir(dir: String) -> void:
 
 
 func _reconstruct_tree_from_working_files() -> void:
+	current_file = null
+	current_tree_selection = null
+
 	file_tree.clear()
 	var root: TreeItem = file_tree.create_item()
 	root.set_text(0, "Server files")