diff --git a/jobsets.nix b/jobsets.nix
index af27034..91dc81f 100644
--- a/jobsets.nix
+++ b/jobsets.nix
@@ -30,6 +30,37 @@ let
         };
       };
     };
+
+    yammat = {
+      enabled = 1;
+      hidden = false;
+      description = "Matemat by nek0";
+      nixexprinput = "hydra-config";
+      nixexprpath = "yammat.nix";
+      checkinterval = 300;
+      schedulingshares = 100;
+      enableemail = true;
+      emailoverride = "nek0@nek0.eu";
+      keepnr = 3;
+      inputs = {
+        yammat = {
+          type = "git";
+          value = "https://github.com/nek0/yammat.git master 1";
+          emailresponsible = false;
+        };
+        hydra-config = {
+          type = "git";
+          value = "https://gitea.c3d2.de/C3D2/hydra-config.git master 1";
+          emailresponsible = false;
+        };
+        nixpkgs = {
+          type = "git";
+          value = "git://github.com/NixOS/nixpkgs.git release-19.03";
+          emailresponsible = false;
+        };
+      };
+    };
+
   };
 
   jobsetsJson = pkgs.writeText "jobsets.json" (builtins.toJSON jobsets );
diff --git a/yammat.nix b/yammat.nix
new file mode 100644
index 0000000..ebfbcf3
--- /dev/null
+++ b/yammat.nix
@@ -0,0 +1,9 @@
+{ pkgs ? import <nixpkgs> {}
+}:
+with pkgs;
+let
+  yammat = haskellPackages.callPackage <yammat> {};
+  jobs = {
+    inherit yammat;
+  };
+in builtins.mapAttrs (name: lib.hydraJob) jobs