diff --git a/src/gui/html/js/init.js b/src/gui/html/js/init.js
index 32487221..0a976262 100644
--- a/src/gui/html/js/init.js
+++ b/src/gui/html/js/init.js
@@ -65,12 +65,12 @@
     document.getElementById('helpButton').addEventListener('click', onOpenReadme);
     document.getElementById('aboutButton').addEventListener('click', onShowAboutDialog);
     document.getElementById('quitButton').addEventListener('click', onQuit);
-    document.getElementById('gameMenu').addEventListener('core-select', onChangeGame);
+    document.getElementById('gameMenu').addEventListener('iron-select', onChangeGame);
     document.getElementById('updateMasterlistButton').addEventListener('click', onUpdateMasterlist);
     document.getElementById('sortButton').addEventListener('click', onSortPlugins);
     document.getElementById('applySortButton').addEventListener('click', onApplySort);
     document.getElementById('cancelSortButton').addEventListener('click', onCancelSort);
-    document.getElementById('sidebarTabs').addEventListener('core-select', onSwitchSidebarTab);
+    document.getElementById('sidebarTabs').addEventListener('iron-select', onSwitchSidebarTab);
     document.getElementById('jumpToGeneralInfo').addEventListener('click', onJumpToGeneralInfo);
 
     /* Set up search event handlers. */