diff --git a/migrations/00007-insertEvents.ts b/migrations/00007-insertEvents.ts
index a77b9da..df948fc 100644
--- a/migrations/00007-insertEvents.ts
+++ b/migrations/00007-insertEvents.ts
@@ -13,7 +13,7 @@ const events = [
     category: 'Music',
     description: 'A grand music festival featuring top artists.',
     image: 'http://example.com/images/vienna_music_festival.jpg',
-    organizer_url: 'http://example.com/organizers/vienna_music_festival',
+    organizer_url: 'https://www.viennasummermusic.com/',
     age_restriction: false,
     archived: false,
   },
@@ -30,7 +30,7 @@ const events = [
     description:
       'Annual tech conference covering the latest trends in technology.',
     image: 'http://example.com/images/vienna_tech_conference.jpg',
-    organizer_url: 'http://example.com/organizers/vienna_tech_conference',
+    organizer_url: 'https://www.techconference.at/',
     age_restriction: false,
     archived: false,
   },
@@ -46,7 +46,7 @@ const events = [
     category: 'Art',
     description: 'Exhibition of contemporary art by local artists.',
     image: 'http://example.com/images/vienna_art_exhibition.jpg',
-    organizer_url: 'http://example.com/organizers/vienna_art_exhibition',
+    organizer_url: 'https://www.albertina.at/en/',
     age_restriction: false,
     archived: false,
   },
@@ -62,7 +62,7 @@ const events = [
     category: 'Sports',
     description: 'Annual city marathon with thousands of participants.',
     image: 'http://example.com/images/vienna_marathon.jpg',
-    organizer_url: 'http://example.com/organizers/vienna_marathon',
+    organizer_url: 'https://www.vienna-marathon.com/',
     age_restriction: false,
     archived: false,
   },
@@ -78,7 +78,7 @@ const events = [
     category: 'Food',
     description: 'Festival showcasing diverse culinary delights.',
     image: 'http://example.com/images/vienna_food_festival.jpg',
-    organizer_url: 'http://example.com/organizers/vienna_food_festival',
+    organizer_url: 'https://www.naschmarkt-vienna.com/',
     age_restriction: false,
     archived: false,
   },
@@ -94,7 +94,7 @@ const events = [
     category: 'Science',
     description: 'Interactive science fair with exhibits and demonstrations.',
     image: 'http://example.com/images/vienna_science_fair.jpg',
-    organizer_url: 'http://example.com/organizers/vienna_science_fair',
+    organizer_url: 'https://www.viennasciencefair.com/',
     age_restriction: false,
     archived: false,
   },
@@ -110,7 +110,7 @@ const events = [
     category: 'Literature',
     description: 'Fair featuring book sales, author signings, and readings.',
     image: 'http://example.com/images/vienna_book_fair.jpg',
-    organizer_url: 'http://example.com/organizers/vienna_book_fair',
+    organizer_url: 'https://www.unov.org/unov/en/vic.html',
     age_restriction: false,
     archived: false,
   },
@@ -126,7 +126,7 @@ const events = [
     category: 'Film',
     description: 'Screening of independent and international films.',
     image: 'http://example.com/images/vienna_film_festival.jpg',
-    organizer_url: 'http://example.com/organizers/vienna_film_festival',
+    organizer_url: 'https://stadtkinowien.at/',
     age_restriction: true,
     archived: false,
   },
@@ -142,7 +142,7 @@ const events = [
     category: 'Dance',
     description: 'Interactive dance workshop with professional instructors.',
     image: 'http://example.com/images/vienna_dance_workshop.jpg',
-    organizer_url: 'http://example.com/organizers/vienna_dance_workshop',
+    organizer_url: 'https://www.danceart-company.at/',
     age_restriction: false,
     archived: false,
   },
@@ -158,7 +158,7 @@ const events = [
     category: 'Gaming',
     description: 'Expo featuring the latest in video games and technology.',
     image: 'http://example.com/images/vienna_gaming_expo.jpg',
-    organizer_url: 'http://example.com/organizers/vienna_gaming_expo',
+    organizer_url: 'https://www.acv.at/en/',
     age_restriction: false,
     archived: false,
   },