X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fio%2FMSFfile.java;fp=src%2Fjalview%2Fio%2FMSFfile.java;h=e954703ae153eb16c1b63273a48e0aba3afe9763;hb=9d2408483e451285fd555c3cd6e0273977acbaa7;hp=df2bed2a185239ae054549dca4dd7d3ad3b9c7d0;hpb=214ad7e089fdf9cde66ac5e5d56d498101bbe2c3;p=jalview.git

diff --git a/src/jalview/io/MSFfile.java b/src/jalview/io/MSFfile.java
index df2bed2..e954703 100755
--- a/src/jalview/io/MSFfile.java
+++ b/src/jalview/io/MSFfile.java
@@ -20,6 +20,8 @@
  */
 package jalview.io;
 
+import java.util.Locale;
+
 import jalview.datamodel.Sequence;
 import jalview.datamodel.SequenceI;
 import jalview.util.Comparison;
@@ -184,7 +186,7 @@ public class MSFfile extends AlignFile
   public int checkSum(String seq)
   {
     int check = 0;
-    String sequence = seq.toUpperCase();
+    String sequence = seq.toUpperCase(Locale.ROOT);
 
     for (int i = 0; i < sequence.length(); i++)
     {