diff --git a/fhem/FHEM/ONKYOdb.pm b/fhem/FHEM/ONKYOdb.pm
index a4e7f5c39..18d246004 100644
--- a/fhem/FHEM/ONKYOdb.pm
+++ b/fhem/FHEM/ONKYOdb.pm
@@ -24,6 +24,9 @@
 #
 ##############################################################################
 
+sub ONKYOdb_Initialize() {
+}
+
 package ONKYOdb;
 
 use strict;