X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fio%2FMSFfile.java;h=db29848afd96fbe66210e8fbc21625e68ea9f9be;hb=2305d687bac5ed8a76ecb93c54c7b090a928e362;hp=df2bed2a185239ae054549dca4dd7d3ad3b9c7d0;hpb=be762d8d9c71a7aa3121e845c45911c7192b7827;p=jalview.git

diff --git a/src/jalview/io/MSFfile.java b/src/jalview/io/MSFfile.java
index df2bed2..db29848 100755
--- a/src/jalview/io/MSFfile.java
+++ b/src/jalview/io/MSFfile.java
@@ -29,6 +29,7 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Hashtable;
 import java.util.List;
+import java.util.Locale;
 import java.util.StringTokenizer;
 
 /**
@@ -184,7 +185,7 @@ 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++)
     {