diff --git a/pkgs/tools/security/steamguard-cli/default.nix b/pkgs/by-name/st/steamguard-cli/package.nix
similarity index 57%
rename from pkgs/tools/security/steamguard-cli/default.nix
rename to pkgs/by-name/st/steamguard-cli/package.nix
index 643a5ad07ef9..d93cfa4b281c 100644
--- a/pkgs/tools/security/steamguard-cli/default.nix
+++ b/pkgs/by-name/st/steamguard-cli/package.nix
@@ -1,20 +1,29 @@
-{ lib
+{ installShellFiles
+, lib
 , rustPlatform
 , fetchFromGitHub
 }:
 
 rustPlatform.buildRustPackage rec {
   pname = "steamguard-cli";
-  version = "0.12.2";
+  version = "0.12.3";
 
   src = fetchFromGitHub {
     owner = "dyc3";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-p3v7XiOXWH6F1oIiARr0K3sYOXCcNS97+THIG7k72wk=";
+    hash = "sha256-qfyo63u6gBkGNxVBmFsz9YXs6duRU/VnFly40C13vI8=";
   };
 
-  cargoHash = "sha256-qQA7UdtFqGPyCRHdV+FfbQFiPaOeW4rT4dYC3BeHDw0=";
+  cargoHash = "sha256-B8/WCSHC905wDxYGLYVMT0QxgMiGR0/VMVzOlyTKPss=";
+
+  nativeBuildInputs = [ installShellFiles ];
+  postInstall = ''
+    installShellCompletion --cmd steamguard \
+      --bash <($out/bin/steamguard completion --shell bash) \
+      --fish <($out/bin/steamguard completion --shell fish) \
+      --zsh <($out/bin/steamguard completion --shell zsh) \
+  '';
 
   meta = with lib; {
     changelog = "https://github.com/dyc3/steamguard-cli/releases/tag/v${version}";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a42b5dc813b7..f62e340a74fe 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -38381,8 +38381,6 @@ with pkgs;
 
   steamback = python311.pkgs.callPackage ../tools/games/steamback { };
 
-  steamguard-cli = callPackage ../tools/security/steamguard-cli { };
-
   protontricks = python3Packages.callPackage ../tools/package-management/protontricks {
     inherit winetricks steam-run yad;
   };