diff --git a/pkgs/by-name/cl/claude-code/package.nix b/pkgs/by-name/cl/claude-code/package.nix
index ba68def47074..eb296321f2bc 100644
--- a/pkgs/by-name/cl/claude-code/package.nix
+++ b/pkgs/by-name/cl/claude-code/package.nix
@@ -3,16 +3,18 @@
   buildNpmPackage,
   fetchzip,
   nodejs_20,
+  writableTmpDirAsHomeHook,
+  versionCheckHook,
 }:
 
-buildNpmPackage rec {
+buildNpmPackage (finalAttrs: {
   pname = "claude-code";
   version = "1.0.126";
 
   nodejs = nodejs_20; # required for sandboxed Nix builds on Darwin
 
   src = fetchzip {
-    url = "https://registry.npmjs.org/@anthropic-ai/claude-code/-/claude-code-${version}.tgz";
+    url = "https://registry.npmjs.org/@anthropic-ai/claude-code/-/claude-code-${finalAttrs.version}.tgz";
     hash = "sha256-U6uYRkmVqMoJDAAzLHpF9G5OglPhLqPuwe6gWMQPx78=";
   };
 
@@ -24,7 +26,7 @@ buildNpmPackage rec {
 
   dontNpmBuild = true;
 
-  AUTHORIZED = "1";
+  env.AUTHORIZED = "1";
 
   # `claude-code` tries to auto-update by default, this disables that functionality.
   # https://docs.anthropic.com/en/docs/agents-and-tools/claude-code/overview#environment-variables
@@ -35,6 +37,14 @@ buildNpmPackage rec {
       --unset DEV
   '';
 
+  doInstallCheck = true;
+  nativeInstallCheckInputs = [
+    writableTmpDirAsHomeHook
+    versionCheckHook
+  ];
+  versionCheckKeepEnvironment = [ "HOME" ];
+  versionCheckProgramArg = "--version";
+
   passthru.updateScript = ./update.sh;
 
   meta = {
@@ -50,4 +60,4 @@ buildNpmPackage rec {
     ];
     mainProgram = "claude";
   };
-}
+})