diff --git a/post_init_hook.py b/post_init_hook.py
index faeca30..fd488ee 100644
--- a/post_init_hook.py
+++ b/post_init_hook.py
@@ -22,5 +22,14 @@ def run_migration(cr, registry):
     try:
         env['res.partner'].migrate_machine_access_from_old_fields()
         _logger.info("[OWS] Automatische Felder-Migration für Maschinenfreigaben in res.partner.")
+
     except Exception as e:
         _logger.error(f"[OWS] Fehler bei automatischer Felder-Migration: {e}")
+
+    try:
+        module = env['ir.module.module'].search([('name', '=', 'vvow_einweisungen')], limit=1)
+        if module and module.state != 'uninstalled':
+            _logger.info("[OWS] Deinstalliere altes Modul vvow_einweisungen...")
+            module.button_immediate_uninstall()
+    except Exception as e:
+        _logger.error(f"[OWS] Fehler bei deinstallieren von vvow_einweisungen: {e}")            
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