diff --git a/config/default.nix b/config/default.nix
index f8466cb..41bb13f 100644
--- a/config/default.nix
+++ b/config/default.nix
@@ -18,7 +18,6 @@
 
     # UI plugins
     ./plugins/ui/lualine.nix
-    ./plugins/ui/neo-tree.nix
     ./plugins/ui/web-devicons.nix
     ./plugins/ui/whichkey.nix
 
@@ -34,6 +33,7 @@
     # Utils
     ./plugins/utils/markdown-preview.nix
     ./plugins/utils/render-markdown.nix
+    ./plugins/utils/oil.nix
     ./plugins/utils/telescope.nix
     ./plugins/utils/todo-comments.nix
     ./plugins/utils/vimtex.nix
diff --git a/config/plugins/editor/sessions.nix b/config/plugins/editor/sessions.nix
index 265adab..b627ce8 100644
--- a/config/plugins/editor/sessions.nix
+++ b/config/plugins/editor/sessions.nix
@@ -1,10 +1,6 @@
 { ... }: {
   plugins.auto-session = {
     enable = true;
-    settings = {
-      pre_save_cmds = ["Neotree close"];
-      post_restore_cmds = ["Neotree show"];
-    };
   };
 
   keymaps = [
diff --git a/config/plugins/ui/neo-tree.nix b/config/plugins/ui/neo-tree.nix
deleted file mode 100644
index 5d643da..0000000
--- a/config/plugins/ui/neo-tree.nix
+++ /dev/null
@@ -1,22 +0,0 @@
-{...}: {
-  plugins.neo-tree = {
-    enable = true;
-    eventHandlers = {
-      neo_tree_window_after_open = ''
-        function(_)
-          vim.cmd("wincmd =")
-        end
-      '';
-    };
-    closeIfLastWindow = true;
-  };
-
-  keymaps = [
-    {
-      mode = "n";
-      key = "<leader>e";
-      action = "<cmd>Neotree<cr>";
-      options.desc = "focus_neotree";
-    }
-  ];
-}
diff --git a/config/plugins/utils/oil.nix b/config/plugins/utils/oil.nix
new file mode 100644
index 0000000..89ed043
--- /dev/null
+++ b/config/plugins/utils/oil.nix
@@ -0,0 +1,16 @@
+{ ... }: {
+  plugins.oil = {
+    enable = true;
+  };
+
+  keymaps = [
+    {
+      mode = "n";
+      key = "-";
+      action = "<cmd>Oil<cr>";
+      options = {
+        desc = "Open parent directory";
+      };
+    }
+  ];
+}