diff --git a/pkgs/by-name/ag/agkozak-zsh-prompt/package.nix b/pkgs/by-name/ag/agkozak-zsh-prompt/package.nix
index af3e98c50e15..6b8e6ea0904e 100644
--- a/pkgs/by-name/ag/agkozak-zsh-prompt/package.nix
+++ b/pkgs/by-name/ag/agkozak-zsh-prompt/package.nix
@@ -4,15 +4,15 @@
   fetchFromGitHub,
 }:
 
-stdenvNoCC.mkDerivation rec {
+stdenvNoCC.mkDerivation (finalAttrs: {
   pname = "agkozak-zsh-prompt";
   version = "3.11.5";
 
   src = fetchFromGitHub {
     owner = "agkozak";
     repo = "agkozak-zsh-prompt";
-    tag = "v${version}";
-    sha256 = "sha256-C9lyOm2+RVLOUSO5Vz013uTobnN+SBE1Jm8GuJZ7T7U=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-C9lyOm2+RVLOUSO5Vz013uTobnN+SBE1Jm8GuJZ7T7U=";
   };
 
   strictDeps = true;
@@ -33,4 +33,4 @@ stdenvNoCC.mkDerivation rec {
     platforms = lib.platforms.all;
     maintainers = with lib.maintainers; [ ambroisie ];
   };
-}
+})