diff --git a/API.md b/API.md
index a06ff0c7b..b1c1d4c25 100644
--- a/API.md
+++ b/API.md
@@ -167,7 +167,7 @@ have `.area` and `.way` classes.
 Elements also receive classes according to certain of the OSM key-value tags that are
 assigned to them.
 
-Tag classes are prefixed with `tag-` (see [`iD.svgTagClasses`](https://github.com/openstreetmap/iD/blob/develop/js/id/svg/tag_classes.js) for details).
+Tag classes are prefixed with `tag-` (see [`iD.svgTagClasses`](https://github.com/openstreetmap/iD/blob/develop/modules/svg/tag_classes.js) for details).
 
 #### Primary