diff --git a/README.md b/README.md
index 136d37c..c3f8e78 100644
--- a/README.md
+++ b/README.md
@@ -47,9 +47,7 @@ ghcr.io/sogelink-research/ctod:latest
 ![CTOD](./img/ctod.jpg)
 ***Wireframe and mesh in Cesium using grid based meshing***
 
-## ToDo
-
-### Future work (V1.1)
+## Future work (V1.1.0)
 
 - Option to disable preview/homepage
 - Mosaic dataset priority
diff --git a/config/datasets.json b/config/datasets.json
index 5eba606..93cec6a 100644
--- a/config/datasets.json
+++ b/config/datasets.json
@@ -9,7 +9,20 @@
                 "noData": 0,
                 "meshingMethod": "grid",
                 "skipCache": false,
-                "zoomGridSizes": {"13": 5, "14": 10, "15": 10, "16": 15, "17": 20, "18": 25, "19": 30}
+                "zoomGridSizes": {"13": 5, "14": 10, "15": 15, "16": 20, "17": 25, "18": 30, "19": 35}
+            }
+        },
+        {
+            "name": "ahn",
+            "options": {
+                "cog": "https://storage.googleapis.com/sogelink-research-public/rasters/cog/ahn4/ahn.vrt",
+                "minZoom": 13,
+                "maxZoom": 19,
+                "noData": 42,
+                "meshingMethod": "grid",
+                "skipCache": false,
+                "defaultGridSize": 10,
+                "zoomGridSizes": {"14": 10, "15": 15, "16": 20, "17": 25, "18": 30, "19": 35}
             }
         }
     ]