diff --git a/lib/Slic3r/GUI/Plater.pm b/lib/Slic3r/GUI/Plater.pm
index 1c495c720a..2808372997 100644
--- a/lib/Slic3r/GUI/Plater.pm
+++ b/lib/Slic3r/GUI/Plater.pm
@@ -717,7 +717,7 @@ sub load_presets {
             }
         }
         
-        $self->{print}->placeholder_parser->set("${group}_preset", [ @preset_names ]);
+        $self->{print}->placeholder_parser->set_multiple("${group}_preset", [ @preset_names ]);
     }
 }