diff --git a/pkgs/applications/misc/khard/default.nix b/pkgs/applications/misc/khard/default.nix
index 3c5184d54632..35c3c9748492 100644
--- a/pkgs/applications/misc/khard/default.nix
+++ b/pkgs/applications/misc/khard/default.nix
@@ -40,6 +40,10 @@ in with python.pkgs; buildPythonApplication rec {
     unidecode
   ];
 
+  postInstall = ''
+    install -D misc/zsh/_khard $out/share/zsh/site-functions/
+  '';
+
   # Fails; but there are no tests anyway.
   doCheck = false;