diff --git a/nixos/environment.nix b/nixos/environment.nix
index f072fc9..cfc8732 100644
--- a/nixos/environment.nix
+++ b/nixos/environment.nix
@@ -5,6 +5,12 @@
 
     # XDG settings
     XDG_CONFIG_HOME = lib.mkDefault "$HOME/.config";
+
+    # less settings
+    LESS = "-R";
+    # Fix unicode characters not being displayed properly in less or cat (bat)
+    # https://github.com/sharkdp/bat/issues/2578#issuecomment-1598332705
+    LESSUTFCHARDEF = "E000-F8FF:p,F0000-FFFFD:p,100000-10FFFD:p";
   };
 
   environment.sessionVariables = {