diff --git a/src/lib/Hydra/Helper/CatalystUtils.pm b/src/lib/Hydra/Helper/CatalystUtils.pm
index 0b48e455..64e3c44f 100644
--- a/src/lib/Hydra/Helper/CatalystUtils.pm
+++ b/src/lib/Hydra/Helper/CatalystUtils.pm
@@ -279,7 +279,7 @@ sub requirePost {
 
 
 sub trim {
-    my $s = shift;
+    my $s = shift // "";
     $s =~ s/^\s+|\s+$//g;
     return $s;
 }