diff --git a/plugins/views_plugin_display.inc b/plugins/views_plugin_display.inc
index 0750fa8..61869b1 100644
--- a/plugins/views_plugin_display.inc
+++ b/plugins/views_plugin_display.inc
@@ -854,7 +854,7 @@ class views_plugin_display extends views_plugin {
       return $this->default_display->get_option($option);
     }
 
-    if (array_key_exists($option, $this->options)) {
+    if (isset($this->options[$option])) {
       return $this->options[$option];
     }
   }