diff --git a/modules/Bio/EnsEMBL/Mapper.pm b/modules/Bio/EnsEMBL/Mapper.pm
index a2382e0a534d81e8859be5cea069d1de8ff38473..7fb99301ac13906527a657daf4505c45b5309c43 100644
--- a/modules/Bio/EnsEMBL/Mapper.pm
+++ b/modules/Bio/EnsEMBL/Mapper.pm
@@ -231,7 +231,7 @@ sub map_coordinates{
 
 
 
-     if(defined($last_target_coord) and $target_coord->{'id'} != $last_target_coord){
+     if(defined($last_target_coord) and $target_coord->{'id'} ne $last_target_coord){
        if($self_coord->{'start'} < $start){ # i.e. the same bit is being mapped to another assembled bit
 	 $start = $orig_start;
        }