diff --git a/fhem/CHANGED b/fhem/CHANGED
index f28211307..0a7b1c75c 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,7 +1,7 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
-  - feature: 30_pilight_temp add attributes offsetTemp and offsetHumidity to correct temperature and humidity 
-  - changed: PRESENCE/collectord: new collectord-1.5.deb package released
+  - bugfix:  70_PIONEERAVR: suppressed Smartmatch is experimental warnings
+  - feature: 30_pilight_temp add attributes offsetTemp and offsetHumidity to correct temperature and humidity   - changed: PRESENCE/collectord: new collectord-1.5.deb package released
   - changed: YAMAHA_BD: added HTTP request queue, send only one request at the
              same time. This increases command reliability and response behaviour of 
              the player.
diff --git a/fhem/FHEM/70_PIONEERAVR.pm b/fhem/FHEM/70_PIONEERAVR.pm
index 5fa31ff21..cd975a62c 100644
--- a/fhem/FHEM/70_PIONEERAVR.pm
+++ b/fhem/FHEM/70_PIONEERAVR.pm
@@ -55,6 +55,8 @@ if( $^O =~ /Win/ ) {
   require Device::SerialPort;
 }
 
+no if $] >= 5.017011, warnings => 'experimental::smartmatch';
+
 #########################
 # Forward declaration
 sub PIONEERAVR_Set($@);