diff --git a/public/src/admin/extend/plugins.js b/public/src/admin/extend/plugins.js
index a70a6d17f0..5e73d9622f 100644
--- a/public/src/admin/extend/plugins.js
+++ b/public/src/admin/extend/plugins.js
@@ -24,7 +24,10 @@ define('admin/extend/plugins', [
 			pluginID = pluginEl.attr('data-plugin-id');
 			const btn = $(this);
 
-			const pluginData = ajaxify.data.installed[pluginEl.attr('data-plugin-index')];
+			const pluginData = ajaxify.data.installed.find(plugin => plugin.id === pluginID);
+			if (!pluginData) {
+				return;
+			}
 
 			function toggleActivate() {
 				socket.emit('admin.plugins.toggleActive', pluginID, function (err, status) {