diff --git a/background.js b/background.js
index 720c9d3..c6b8c6d 100755
--- a/background.js
+++ b/background.js
@@ -355,6 +355,15 @@ ext_api.storage.local.get({
       ext_api.storage.local.set({
         sites: sites
       });
+    } else {
+      ext_api.management.getSelf(function (result) {
+        if ((result.installType === 'development' || (result.installType !== 'development' && !enabledSites.includes('#options_on_update')))) {
+          let new_groups = ['###_de_westfalen_medien', '###_es_unidad', '###_it_gedi', '###_nl_dpg_media', '###_usa_genomeweb'];
+          let open_options = new_groups.some(group => !enabledSites.includes(group) && grouped_sites[group].some(domain => enabledSites.includes(domain) && !customSites_domains.includes(domain)));
+          if (open_options)
+            ext_api.runtime.openOptionsPage();
+        }
+      });
     }
     sites_default = Object.keys(defaultSites).filter(x => defaultSites[x].domain && !defaultSites[x].domain.match(/^(#options_|###$)/));
     ext_api.storage.local.set({
diff --git a/changelog.txt b/changelog.txt
index 41f7413..ab25c32 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -6,6 +6,7 @@ Add Aachener Nachrichten & Zeitung
 Remove World Politics Review (fix obsolete)
 Fix Limburger.nl & Mediahuis Belgie (mobile)
 Fix TheTimes.co.uk (epaper-fix obsolete)
+Open options on grouping of (enabled) sites
 
 * v2.7.9.0 (2022-08-07)
 Add Limburger.nl