Index: sites/all/modules/openlayers_proximity/openlayers_proximity.module
===================================================================
--- sites/all/modules/openlayers_proximity/openlayers_proximity.module	(revision 66)
+++ sites/all/modules/openlayers_proximity/openlayers_proximity.module	(working copy)
@@ -275,14 +275,16 @@
  * Implementation of hook_openlayers_proximity_get_types()
  */
 function openlayers_proximity_openlayers_proximity_get_types() {
-  $types = array();
-  $fields = content_fields();
-  foreach ($fields as $field) {
-    if ($field['type'] == OPENLAYERS_PROXIMITY_FIELD_TYPE) {
-      $types[$field['type_name']] = $field['type_name'];
+  $proximity_types = array();
+  $types = content_types();
+  foreach ($types as $type){
+    foreach ($type['fields'] as $field){
+      if ($field['type'] == OPENLAYERS_PROXIMITY_FIELD_TYPE) {
+        $proximity_types[$field['type_name']] = $field['type_name'];
+      }
     }
-  }
-  return $types;
+  }  
+  return $proximity_types;
 }
 
 /**