Apparently recursive doesn't work for templates

hosts/cryochamber/configuration.nix

@@ -123,15 +123,16 @@
       yearly = 3;
       autosnap = false;
       autoprune = true;
-      recursive = "zfs";
     };
 
     datasets."tank" = {
       useTemplate = [ "backup" ];
+      recursive = "zfs";
     };
 
     datasets."rpool/safe" = {
       useTemplate = [ "backup" ];
+      recursive = "zfs";
     };
   };
 

hosts/zima/configuration.nix

@@ -161,15 +161,16 @@
       yearly = 1;
       autosnap = true;
       autoprune = true;
-      recursive = "zfs";
     };
 
     datasets."bitrot" = {
       useTemplate = [ "production" ];
+      recursive = "zfs";
     };
 
     datasets."rpool/safe" = {
       useTemplate = [ "production" ];
+      recursive = "zfs";
     };
   };