diff --git a/etc/log4j.properties b/etc/log4j.properties
index c3c696f9162ab8c5f70df1b664921e8de90e48f4..bd9786701e10d43141275ce8ce0d7d2fb42e620e 100644
--- a/etc/log4j.properties
+++ b/etc/log4j.properties
@@ -24,6 +24,7 @@ log4j.logger.uk.ac.sanger.artemis.util.DatabaseDocument=DEBUG, R
 log4j.logger.uk.ac.sanger.artemis.editor.FastaTextPane=DEBUG, R
 log4j.logger.uk.ac.sanger.artemis.editor.DataCollectionPane=DEBUG, R
 log4j.logger.uk.ac.sanger.artemis.j2ssh.SshPSUClient=DEBUG, R
+log4j.logger.uk.ac.sanger.artemis.components.alignment.BamView=DEBUG, R
 log4j.logger.uk.ac.sanger.artemis.components.genebuilder.cv.CVPanel=DEBUG, R
 log4j.logger.uk.ac.sanger.artemis.components.genebuilder.cv.GoBox=DEBUG, R
 log4j.logger.uk.ac.sanger.artemis.chado.ArtemisUtils=DEBUG, R