diff --git a/sources/europe/de/Niedersachsen-DOP20.geojson b/sources/europe/de/Niedersachsen-DOP20.geojson
index c6488c28e..4edab64c2 100644
--- a/sources/europe/de/Niedersachsen-DOP20.geojson
+++ b/sources/europe/de/Niedersachsen-DOP20.geojson
@@ -2920,7 +2920,11 @@
             "url": "https://ni-lgln-opengeodata.hub.arcgis.com/"
         },
         "available_projections": [
+            "EPSG:3034",
+            "EPSG:3035",
+            "EPSG:3044",
             "EPSG:3857",
+            "EPSG:4258",
             "EPSG:4326",
             "EPSG:4647",
             "EPSG:25832",