diff --git a/misc-scripts/xref_mapping/XrefMapper/UniParcMapper.pm b/misc-scripts/xref_mapping/XrefMapper/UniParcMapper.pm
index 2188930710d24351c742b1bc7b8b956cecdbfffa..f90404a5dc183367c492005cc8f694fb3007a909 100644
--- a/misc-scripts/xref_mapping/XrefMapper/UniParcMapper.pm
+++ b/misc-scripts/xref_mapping/XrefMapper/UniParcMapper.pm
@@ -174,7 +174,7 @@ sub _map_checksums {
 sub log_progress {
   my ( $self, $fmt, @params ) = @_;
   return if (!$self->verbose);
-  printf( STDERR "CHKSM==> %s", sprintf( $fmt, @params ) );
+  printf( STDERR "CHKSM==> %s\n", sprintf( $fmt, @params ) );
 }
 
 1;
\ No newline at end of file