diff --git a/pkgs/by-name/ru/rumdl/package.nix b/pkgs/by-name/ru/rumdl/package.nix
index ea8c176ef06f..c6c67f4d76b6 100644
--- a/pkgs/by-name/ru/rumdl/package.nix
+++ b/pkgs/by-name/ru/rumdl/package.nix
@@ -2,28 +2,34 @@
   lib,
   fetchFromGitHub,
   rustPlatform,
+  installShellFiles,
   gitMinimal,
+  stdenv,
   versionCheckHook,
   nix-update-script,
 }:
 
 rustPlatform.buildRustPackage (finalAttrs: {
   pname = "rumdl";
-  version = "0.1.2";
+  version = "0.1.8";
 
   src = fetchFromGitHub {
     owner = "rvben";
     repo = "rumdl";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-8K+jZL/yo7ur5WD+5+L+ZHhFkhYo83brgD6Gg1Xo6js=";
+    hash = "sha256-W6+4InVhfROlH0IwtmPanxc0OAl4rooiuz8lKAFRRoI=";
   };
 
-  cargoHash = "sha256-dpHV5+DJLsjwvLkxtXOS7CYUNKXW57o0O541pO8vN5U=";
+  cargoHash = "sha256-ATODqtHCNEZcYm2CdvrHz8L1c+AcKfXkUGhVbUyW9Wg=";
 
   cargoBuildFlags = [
     "--bin=rumdl"
   ];
 
+  nativeBuildInputs = [
+    installShellFiles
+  ];
+
   nativeCheckInputs = [
     gitMinimal
   ];
@@ -36,6 +42,13 @@ rustPlatform.buildRustPackage (finalAttrs: {
     "smoke"
   ];
 
+  postInstall = lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''
+    installShellCompletion --cmd rumdl \
+      --bash <("$out/bin/rumdl" completions bash) \
+      --fish <("$out/bin/rumdl" completions fish) \
+      --zsh <("$out/bin/rumdl" completions zsh)
+  '';
+
   doInstallCheck = true;
   nativeInstallCheckInputs = [
     versionCheckHook