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-rw-r--r--Bugzilla/Template.pm3
1 files changed, 2 insertions, 1 deletions
diff --git a/Bugzilla/Template.pm b/Bugzilla/Template.pm
index 6d6aee750..6a46701ff 100644
--- a/Bugzilla/Template.pm
+++ b/Bugzilla/Template.pm
@@ -528,7 +528,8 @@ sub _css_url_rewrite {
sub _concatenate_js {
return @_ unless CONCATENATE_ASSETS;
my ($sources) = @_;
- return [] unless $sources && ref($sources);
+ return [] unless $sources;
+ $sources = ref($sources) ? $sources : [ $sources ];
my %files =
map {