diff --git a/pkgs/tools/security/prs/default.nix b/pkgs/tools/security/prs/default.nix
index 2d96c89970e..854f28a8f4c 100644
--- a/pkgs/tools/security/prs/default.nix
+++ b/pkgs/tools/security/prs/default.nix
@@ -1,6 +1,7 @@
 { lib
 , rustPlatform
 , fetchFromGitLab
+, installShellFiles
 , pkg-config
 , python3
 , dbus
@@ -12,16 +13,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "prs";
-  version = "0.2.7";
+  version = "0.2.8";
 
   src = fetchFromGitLab {
     owner = "timvisee";
     repo = "prs";
     rev = "v${version}";
-    sha256 = "sha256-1Jrgf5UW6k0x3q6kQIB6Q7moOhConEnUU9r+21W5Uu8=";
+    sha256 = "sha256-TPgS3gtSfCAtQyQCZ0HadxvmX6+dP/3SE/WumzzYUAw=";
   };
 
-  cargoSha256 = "sha256-N3pLW/OGeurrl+AlwdfbZ3T7WzEOAuyUMdIR164Xp7k=";
+  cargoSha256 = "sha256-djKtmQHBVXEfn91avJCsVJwEJIE3xL1umvoLAIyXSrw=";
 
   postPatch = ''
     # The GPGME backend is recommended
@@ -31,10 +32,16 @@ rustPlatform.buildRustPackage rec {
     done
   '';
 
-  nativeBuildInputs = [ gpgme pkg-config python3 ];
+  nativeBuildInputs = [ gpgme installShellFiles pkg-config python3 ];
 
   buildInputs = [ dbus glib gpgme gtk3 libxcb ];
 
+  postInstall = ''
+    for shell in bash fish zsh; do
+      installShellCompletion --cmd prs --$shell <($out/bin/prs internal completions $shell --stdout)
+    done
+  '';
+
   meta = with lib; {
     description = "Secure, fast & convenient password manager CLI using GPG and git to sync";
     homepage = "https://gitlab.com/timvisee/prs";