diff --git a/screening/dist/etc/log.xml b/screening/dist/etc/log.xml
index 4918e0439f45a66d3542331a710b410520344371..ad166a152d3f7e05ee63047b05852342b9ada88c 100644
--- a/screening/dist/etc/log.xml
+++ b/screening/dist/etc/log.xml
@@ -52,5 +52,10 @@
     <priority value="info" />
     <appender-ref ref="DEFAULT" />
   </root>
+
+  <logger name="loci.formats.in">
+    <!-- Print only messages of level warn or above from the BioFormats library -->
+    <level value="warn"/> 
+  </logger>
   
 </log4j:configuration>