diff --git a/nix/home.nix b/nix/home.nix
index d4d6e45..9c44f59 100644
--- a/nix/home.nix
+++ b/nix/home.nix
@@ -151,11 +151,18 @@ in
       fi
     '';
 
-    shellAliases = {
-      ls = "${pkgs.exa}/bin/exa -1";
-      ll = "${pkgs.exa}/bin/exa -l";
-      lt = "${pkgs.exa}/bin/exa --tree";
-    };
+    shellAliases =
+      let
+        exa = "${pkgs.exa}/bin/exa";
+      in {
+        # exa
+        ls = "${exa} -1";
+        ll = "${exa} -l";
+        lt = "${exa} --tree";
+        # nvim
+        vi  = "nvim";
+        vim = "nvim";
+      };
   };
 
   # enable git VCS