diff --git a/docs/config.rst b/docs/config.rst
index 2164080..04dc928 100644
--- a/docs/config.rst
+++ b/docs/config.rst
@@ -140,7 +140,13 @@ It is recommended to also use the ``serveAllFonts`` option when using this optio
 -----------
 
 Optional string to be rendered into the raster tiles (and static maps) as watermark (bottom-left corner).
-Can be used for hard-coding attributions etc. (can also be specified per-style).
+Not used by default.
+
+``staticAttributionText``
+-----------
+
+Optional string to be rendered in the static images endpoint. Text will be rendered in the bottom-right corner,
+and styled similar to attribution on web-based maps (text only, links not supported).
 Not used by default.
 
 ``allowRemoteMarkerIcons``