diff --git a/src/lib/Hydra/Controller/JobsetEval.pm b/src/lib/Hydra/Controller/JobsetEval.pm
index 17b14ae1..d1aef2bd 100644
--- a/src/lib/Hydra/Controller/JobsetEval.pm
+++ b/src/lib/Hydra/Controller/JobsetEval.pm
@@ -64,18 +64,9 @@ sub view_GET {
 
     $c->stash->{otherEval} = $eval2 if defined $eval2;
 
-    sub cmpBuilds {
-        my ($left, $right) = @_;
-        return $left->get_column('job') cmp $right->get_column('job')
-            || $left->get_column('system') cmp $right->get_column('system')
-    }
-
     my @builds = $eval->builds->search($filter, { columns => [@buildListColumns] });
     my @builds2 = defined $eval2 ? $eval2->builds->search($filter, { columns => [@buildListColumns] }) : ();
 
-    @builds  = sort { cmpBuilds($a, $b) } @builds;
-    @builds2 = sort { cmpBuilds($a, $b) } @builds2;
-
     buildDiff(@builds, @builds2);
 
     $c->stash->{full} = ($c->req->params->{full} || "0") eq "1";
diff --git a/src/lib/Hydra/Helper/BuildDiff.pm b/src/lib/Hydra/Helper/BuildDiff.pm
index fb6e6543..08308a6d 100644
--- a/src/lib/Hydra/Helper/BuildDiff.pm
+++ b/src/lib/Hydra/Helper/BuildDiff.pm
@@ -15,6 +15,15 @@ our @EXPORT = qw(
 
 use Data::Dumper;
 
+sub cmpBuilds {
+    my ($left, $right) = @_;
+    return $left->get_column('job') cmp $right->get_column('job')
+        || $left->get_column('system') cmp $right->get_column('system')
+}
+
+    # $builds  = sort { cmpBuilds($a, $b) } $builds;
+    # $builds2 = sort { cmpBuilds($a, $b) } $builds2;
+
 sub buildDiff {
     my ($builds, $builds2) = @_;