diff --git a/src/ol/observable.exports b/src/ol/observable.exports
index 1d6e1ffcdf..1721abd5bd 100644
--- a/src/ol/observable.exports
+++ b/src/ol/observable.exports
@@ -1,3 +1,4 @@
+@exportSymbol ol.Observable
 @exportProperty ol.Observable.prototype.on
 @exportProperty ol.Observable.prototype.once
 @exportProperty ol.Observable.prototype.un