diff --git a/pkgs/by-name/ni/nitrocli/package.nix b/pkgs/by-name/ni/nitrocli/package.nix
index b94ac382b00c..81ee54667807 100644
--- a/pkgs/by-name/ni/nitrocli/package.nix
+++ b/pkgs/by-name/ni/nitrocli/package.nix
@@ -26,7 +26,7 @@ rustPlatform.buildRustPackage {
   doCheck = false;
 
   # link against packaged libnitrokey
-  USE_SYSTEM_LIBNITROKEY = 1;
+  env.USE_SYSTEM_LIBNITROKEY = 1;
 
   nativeBuildInputs = [ installShellFiles ];