diff --git a/src/objectliterals.jsdoc b/src/objectliterals.jsdoc
index 840cbb3584..5364c0fa17 100644
--- a/src/objectliterals.jsdoc
+++ b/src/objectliterals.jsdoc
@@ -313,10 +313,12 @@
  * @typedef {Object} ol.interaction.SelectOptions
  * @property {ol.interaction.ConditionType|undefined} addCondition A conditional
  *     modifier (e.g. shift key) that determines if the selection is added to
- *     the current selection. Default is when holding the shift key only.
+ *     the current selection. By default, a shift-click adds to the current
+ *     selection.
  * @property {ol.interaction.ConditionType|undefined} condition A conditional
  *     modifier (e.g. shift key) that determines if the interaction is active
- *     (i.e. selection occurs) or not. Default is on mouse click only.
+ *     (i.e. selection occurs) or not. By default, a click with no modifier keys
+ *     toggles the selection.
  * @property {undefined|function(ol.layer.Layer):boolean} layerFilter Filter
  *     function to restrict selection to a subset of layers.
  */