diff --git a/pkgs/development/tools/pnpm/fetch-deps/default.nix b/pkgs/development/tools/pnpm/fetch-deps/default.nix
index 164feec97923..399683e25850 100644
--- a/pkgs/development/tools/pnpm/fetch-deps/default.nix
+++ b/pkgs/development/tools/pnpm/fetch-deps/default.nix
@@ -139,6 +139,7 @@ in
           '';
 
           passthru = {
+            inherit fetcherVersion;
             serve = callPackage ./serve.nix {
               pnpm = args.pnpm or pnpm';
               pnpmDeps = finalAttrs.finalPackage;