diff --git a/fhem/FHEM/98_configdb.pm b/fhem/FHEM/98_configdb.pm
index 038b0b41c..43836cd9e 100644
--- a/fhem/FHEM/98_configdb.pm
+++ b/fhem/FHEM/98_configdb.pm
@@ -7,6 +7,8 @@ use warnings;
 use feature qw/say switch/;
 use configDB;
 
+no if $] >= 5.017011, warnings => 'experimental';
+
 sub CommandConfigdb($$);
 
 my @pathname;