diff --git a/install.php b/install.php
index c852b13..bc34710 100644
--- a/install.php
+++ b/install.php
@@ -1,6 +1,8 @@
 <?php
 
-rex_sql::factory()->setQuery('update rex_event_date set uid = uuid() where uid =""');
+if (rex_sql_table::get(rex::getTable('event_date'))->exists()) {
+    rex_sql::factory()->setQuery('update rex_event_date set uid = uuid() where uid =""');
+}
 
 /* Tablesets aktualisieren */
 if (rex_addon::get('yform') && rex_addon::get('yform')->isAvailable()) {
diff --git a/package.yml b/package.yml
index eb8d287..5f50d21 100644
--- a/package.yml
+++ b/package.yml
@@ -1,5 +1,5 @@
 package: events
-version: '5.0.1'
+version: '5.0.2'
 author: 'Alexander Walther'
 supportpage: https://alexplusde.github.io/events/