diff --git a/packages/core-data/src/components/FacetTimeline.js b/packages/core-data/src/components/FacetTimeline.js
index b2ce14ef..19a37dbc 100644
--- a/packages/core-data/src/components/FacetTimeline.js
+++ b/packages/core-data/src/components/FacetTimeline.js
@@ -49,6 +49,11 @@ type Props = {
    */
   description?: boolean,
 
+  /**
+   * Callback fired when the range or min/max properties are changed.
+   */
+  onChange?: (range: [number, number], minMax: [number, number]) => void,
+
   /**
    * Callback fired when the event popover is clicked.
    */
@@ -136,6 +141,10 @@ const FacetTimeline = (props: Props) => {
         .fetchAll({ min_year: range[0], max_year: range[1] })
         .then(onLoad)
     ));
+
+    if (props.onChange) {
+      props.onChange(range, [min, max]);
+    }
   }, [max, min, range]);
 
   /**