diff --git a/backend/src/database/migrations/015_create_veranstaltungen.sql b/backend/src/database/migrations/015_create_veranstaltungen.sql
index a78881f..52af15c 100644
--- a/backend/src/database/migrations/015_create_veranstaltungen.sql
+++ b/backend/src/database/migrations/015_create_veranstaltungen.sql
@@ -6,6 +6,8 @@
 --             users table, update_updated_at_column trigger function)
 -- =============================================================================
 
+CREATE EXTENSION IF NOT EXISTS pgcrypto;
+
 -- -----------------------------------------------------------------------------
 -- 1. Event categories table
 -- -----------------------------------------------------------------------------