diff --git a/tests/seek_test.sh b/tests/seek_test.sh
index 0cbe9e307fe1fdb6d7632828f8e3c8aa7ae0b2b0..bbe2f36448804a0fb76517d258f165059c253d55 100755
--- a/tests/seek_test.sh
+++ b/tests/seek_test.sh
@@ -15,7 +15,7 @@ for i in $list ; do
     ./seek_test $i >> $logfile
 done
 
-if diff -u "$logfile" "$reffile" ; then
+if diff -u "$reffile" "$logfile" ; then
     echo
     echo Regression test succeeded.
     exit 0