diff --git a/config/services/hydra.nix b/config/services/hydra.nix
index 5fb747eb..dcac780a 100644
--- a/config/services/hydra.nix
+++ b/config/services/hydra.nix
@@ -6,7 +6,7 @@ let
   '';
   clean-cache = pkgs.callPackage ../../packages/clean-s3-cache.nix { };
   machines = pkgs.writeText "machines" ''
-    localhost armv7l-linux,aarch64-linux,powerpc-linux,powerpc64-linux,powerpc64le-linux,riscv32-linux,riscv64-linux,wasm32-wasi,x86_64-linux,i686-linux - 12 1 kvm,nixos-test,big-parallel,benchmark,gccarch-znver2,gccarch-znver1,gccarch-skylake,ca-derivations  -
+    localhost armv7l-linux,aarch64-linux,powerpc-linux,powerpc64-linux,powerpc64le-linux,riscv32-linux,riscv64-linux,wasm32-wasi,x86_64-linux,i686-linux - 12 2 kvm,nixos-test,big-parallel,benchmark,gccarch-znver2,gccarch-znver1,gccarch-skylake,ca-derivations  -
     build-pc armv7l-linux,aarch64-linux,powerpc-linux,powerpc64-linux,powerpc64le-linux,riscv32-linux,riscv64-linux,wasm32-wasi,x86_64-linux,i686-linux - 16 1 kvm,nixos-test,big-parallel,benchmark,gccarch-znver2,gccarch-znver1,gccarch-skylake,ca-derivations  -
   '';
 in