Index: gmap_plugin_style_gmap.inc
===================================================================
--- gmap_plugin_style_gmap.inc	(revision 297)
+++ gmap_plugin_style_gmap.inc	(working copy)
@@ -50,7 +50,7 @@
       return;
     }
 
-    $markername = 'drupal';
+    $markername = isset($this->options['markertype']) ? $this->options['markertype'] : 'drupal';
 
     $markertypes = variable_get('gmap_node_markers', array());
     if ($this->options['markers'] == 'nodetype') {