1 files changed, 1 insertions, 1 deletions

diff --git a/describecomponents.cgi b/describecomponents.cgi
index 922a4912e..1926a8826 100755
--- a/describecomponents.cgi
+++ b/describecomponents.cgi
@@ -42,7 +42,7 @@ GetVersionTable();
 my $cgi = Bugzilla->cgi;
 my $product = $cgi->param('product');
 
-if (!$product) {
+if (!defined $product) {
     # Reference to a subset of %::proddesc, which the user is allowed to see
     my %products;