diff --git a/nvim/lua/config/nvim-tree.lua b/nvim/lua/config/nvim-tree.lua
index 06eaa6d..78a2f51 100644
--- a/nvim/lua/config/nvim-tree.lua
+++ b/nvim/lua/config/nvim-tree.lua
@@ -18,7 +18,7 @@ require('nvim-tree').setup({
         },
     },
     renderer = {
-        highlight_opened_files = 1,
+        highlight_opened_files = '1',
     },
     diagnostics = {
         enable = true,