diff --git a/alignment/dnaseqalign.sh b/alignment/dnaseqalign.sh
index 219f7f822c4cfd2f14c4287c73ba241f88342113..ffa99c473ba1a0588583188813609fde8757dae4 100644
--- a/alignment/dnaseqalign.sh
+++ b/alignment/dnaseqalign.sh
@@ -12,7 +12,7 @@ usage() {
   exit 1
 }
 OPTIND=1 # Reset OPTIND
-while getopts :r:x:y:p:uh opt
+while getopts :r:x:y:p:u:h opt
 do
     case $opt in
         r) index_path=$OPTARG;;