diff --git a/postgis.module b/postgis.module
index a272d11..3f097a0 100644
--- a/postgis.module
+++ b/postgis.module
@@ -59,7 +59,10 @@ function postgis_ctools_plugin_directory($module, $plugin) {
  * Implements hook_ctools_plugin_type().
  */
 function postgis_ctools_plugin_type() {
-  return array('layer_types' => array());
+  return array(
+    'geofield_backend' => array(),
+    'layer_types' => array(),
+  );
 }
 
 /**