diff --git a/modules/services/server/hydra.nix b/modules/services/server/hydra.nix
index 39276ed..7d2b01a 100644
--- a/modules/services/server/hydra.nix
+++ b/modules/services/server/hydra.nix
@@ -52,8 +52,8 @@
 
     nix = {
       settings = {
-        cores = 4;
-	max-jobs = 4;
+        cores = 5;
+	max-jobs = 1;
         trusted-users = [
           "hydra"
         ];