diff --git a/align/seqbag.go b/align/seqbag.go
index e094ced..a2bb58d 100644
--- a/align/seqbag.go
+++ b/align/seqbag.go
@@ -990,10 +990,7 @@ func (sb *seqbag) TrimNamesAuto(namemap map[string]string, curid *int) (err erro
 			(*curid)++
 			// In case of several alignments to rename,
 			// The number of necessary digits may be updated
-			newlength := int(math.Ceil(math.Log10(float64(*curid + 1))))
-			if newlength > length {
-				length = newlength
-			}
+			length = int(math.Ceil(math.Log10(float64(*curid + 1))))
 		}
 		seq.name = newname
 	}
diff --git a/io/utils/readfiles.go b/io/utils/readfiles.go
index cc73510..b9404ee 100644
--- a/io/utils/readfiles.go
+++ b/io/utils/readfiles.go
@@ -2,14 +2,13 @@ package utils
 
 import (
 	"bufio"
+	"compress/bzip2"
 	"compress/gzip"
 	"io"
 	"net/http"
 	"os"
 	"strings"
 
-	"compress/bzip2"
-
 	"github.com/ulikunitz/xz"
 )