upd

modules/app.nix

@@ -1,5 +1,7 @@
 {pkgs, ...}: {
   environment.systemPackages = with pkgs; [
     delfin
+    rofi
+    rofi-calc
   ];
 }

modules/desktop/display-manager.nix

@@ -4,7 +4,7 @@
     ../../pkgs/ags/default.nix
     ../../pkgs/swww/default.nix
     ../../pkgs/waybar/default.nix
-    ../../pkgs/wofi/default.nix
+    ../../pkgs/rofi/default.nix
     ../../pkgs/hypridle/default.nix
     ../../pkgs/hyprlock/default.nix
   ];

pkgs/hyprland/default.nix

@@ -1,5 +1,4 @@
 {...}: {
-
   wayland.windowManager.hyprland = {
     enable = true;
     xwayland.enable = true;
@@ -162,7 +161,7 @@
 
           "$mod, F, fullscreen, 0"
 
-          "$mod, Space, exec, pkill wofi || wofi --show drun"
+          "$mod, Space, exec, pkill rofi || rofi -show drun"
         ]
         ++ (
           # workspaces

pkgs/rofi/default.nix

@@ -7,7 +7,13 @@
   # };
   wofiSource = builtins.toPath ./launcher;
 in {
-  programs.wofi.enable = true;
+  programs.rofi = {
+    enable = true;
+    package = with pkgs; [
+      rofi-calc
+    ];
+  };
+
   # home.file.".config/wofi" = {
   #   source = wofiSource;
   #   recursive = true;