diff --git a/pkgs/tools/package-management/nix-eval-jobs/default.nix b/pkgs/tools/package-management/nix-eval-jobs/default.nix
index 7b6b3d62b0a1..8acb3bc46666 100644
--- a/pkgs/tools/package-management/nix-eval-jobs/default.nix
+++ b/pkgs/tools/package-management/nix-eval-jobs/default.nix
@@ -12,13 +12,13 @@
 }:
 stdenv.mkDerivation rec {
   pname = "nix-eval-jobs";
-  version = "2.35.0";
+  version = "2.34.3";
 
   src = fetchFromGitHub {
     owner = "NixOS";
     repo = "nix-eval-jobs";
     tag = "v${version}";
-    hash = "sha256-/C5wyGYe4uMKKH26vy3knpwP/hvjOHO/58cySL8ADC4=";
+    hash = "sha256-YaVQAgBxWbUBFHXLBLzdUyVvuA/DDw80SEnn9iq0Veo=";
   };
 
   buildInputs = [
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index ba594cfe225b..3f6706db97cf 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -10804,7 +10804,7 @@ with pkgs;
     );
 
   nix-eval-jobs = callPackage ../tools/package-management/nix-eval-jobs {
-    nixComponents = nixVersions.nixComponents_2_35;
+    nixComponents = nixVersions.nixComponents_2_34;
   };
 
   nix-delegate = haskell.lib.compose.justStaticExecutables haskellPackages.nix-delegate;