diff --git a/src/configurations/nixos/mai/_configuration.nix b/src/configurations/nixos/mai/_configuration.nix
index a31c23a..d2282a2 100644
--- a/src/configurations/nixos/mai/_configuration.nix
+++ b/src/configurations/nixos/mai/_configuration.nix
@@ -63,6 +63,7 @@
   users.users.yousiki = {
     isNormalUser = true;
     extraGroups = ["wheel"]; # Enable ‘sudo’ for the user.
+    shell = pkgs.zsh;
   };
 
   # List packages installed in system profile. To search, run:
diff --git a/src/profiles/nixos/applications.nix b/src/profiles/nixos/applications.nix
index 9d4d82e..f502e27 100644
--- a/src/profiles/nixos/applications.nix
+++ b/src/profiles/nixos/applications.nix
@@ -11,6 +11,7 @@
     clapper
     cloudflare-warp
     discord
+    dolphin
     dragon
     firefox
     google-chrome