diff --git a/openlayers.module b/openlayers.module
index e204305..cc29d31 100644
--- a/openlayers.module
+++ b/openlayers.module
@@ -960,6 +960,9 @@ function openlayers_get_projection($authority, $code) {
  */
 function openlayers_get_projection_by_identifier($identifier) {
   ctools_include('export');
+
+  //Some modules such as geofield only specify the projection number - Default authority to EPSG: if unspecified.
+  if (is_numeric($identifier)) { $identifier = "EPSG:".$identifier; }
   
   $records = ctools_export_load_object('openlayers_projections', 'names', array($identifier));