diff --git a/src/ol/layer/Layer.js b/src/ol/layer/Layer.js
index d84a4c1ca8..4da01a56bb 100644
--- a/src/ol/layer/Layer.js
+++ b/src/ol/layer/Layer.js
@@ -29,6 +29,7 @@ import SourceState from '../source/State.js';
  * @property {import("../source/Source.js").default} [source] Source for this layer.  If not provided to the constructor,
  * the source can be set by calling {@link module:ol/layer/Layer#setSource layer.setSource(source)} after
  * construction.
+ * @property {import("../PluggableMap.js").default} [map] Map.
  */