diff --git a/jobsets.nix b/jobsets.nix
index b2e0f7d..fb50de4 100644
--- a/jobsets.nix
+++ b/jobsets.nix
@@ -42,7 +42,8 @@ let
       description = "Matemat by nek0";
       nixexprpath = "yammat.nix";
       gitUrls = {
-        yammat = "https://github.com/nek0/yammat.git master 1";
+        #yammat = "https://github.com/nek0/yammat.git master 1";
+        yammat = "https://github.com/astro/yammat.git master 1";
       };
     };