diff --git a/Data-model.md b/Data-model.md
index 2934f70..0ca39a7 100644
--- a/Data-model.md
+++ b/Data-model.md
@@ -222,7 +222,7 @@ Rivers data is stored as an unordered array of objects (so element id is _not_ t
 * `width`: `number` - river mouth width in km
 * `sourceWidth`: `number` - additional width added to river source on rendering. Used to make lake outlets start with some width depending on flux. Can be also used to manually create channels
 
-## Markers [WIP]
+## Markers
 Markers data is stored as an unordered array of objects (so element id is _not_ the array index). Object structure:
 * `i`: `number` - marker id. `'marker' + i` is used as svg element id and marker reference in `notes` object 
 * `icon`: `number` - Unicode character (usually an [emoji](https://emojipedia.org/)) to serve as an icon