diff --git a/mink-plugin/options.js b/mink-plugin/options.js
index bf37496..e3a6105 100644
--- a/mink-plugin/options.js
+++ b/mink-plugin/options.js
@@ -261,8 +261,17 @@ function saveAndCloseOptionsPanel () {
 function restoreDefaults () {
   clearIgnorelist()
   clearTimemapCache()
+  resetAggregatorSelection()
 }
 
+
+function resetAggregatorSelection () {
+  let dropdown = document.querySelector('#aggregator')
+  dropdown.selectedIndex = 0
+  saveAggregatorSource()
+}
+
+
 function removeSelectedURIFromTimeMapCache () {
   const oURI = $('#cachedTimemaps option:selected').text()
   removeTMFromCache(oURI)