diff --git a/FHEM/30_HUEBridge.pm b/FHEM/30_HUEBridge.pm
index f7640f489..d899cccf0 100644
--- a/FHEM/30_HUEBridge.pm
+++ b/FHEM/30_HUEBridge.pm
@@ -20,6 +20,8 @@ use HttpUtils;
 
 use IO::Socket::INET;
 
+require "$attr{global}{modpath}/FHEM/31_HUEDevice.pm";
+
 sub HUEBridge_Initialize($)
 {
   my ($hash) = @_;
diff --git a/FHEM/30_tradfri.pm b/FHEM/30_tradfri.pm
index 8db52b603..f092dd0d8 100644
--- a/FHEM/30_tradfri.pm
+++ b/FHEM/30_tradfri.pm
@@ -17,6 +17,8 @@ use Data::Dumper;
 use POSIX;
 use Socket;
 
+require "$attr{global}{modpath}/FHEM/31_HUEDevice.pm";
+
 use vars qw(%modules);
 use vars qw(%defs);
 use vars qw(%attr);