diff --git a/date_api/date_api_sql.inc b/date_api/date_api_sql.inc
index a95ca4e..4dff56a 100644
--- a/date_api/date_api_sql.inc
+++ b/date_api/date_api_sql.inc
@@ -113,10 +113,13 @@ class date_sql_handler {
           break;
 
         case 'pgsql':
-          $test = db_query("SELECT '2008-02-15 12:00:00 UTC' AT TIME ZONE 'US/Central'")->fetchField();
-          if ($test == '2008-02-15 06:00:00') {
-            $has_support = TRUE;
+          try {
+            $test = db_query("SELECT '2008-02-15 12:00:00 UTC' AT TIME ZONE 'US/Central'")->fetchField();
+            if ($test == '2008-02-15 06:00:00') {
+              $has_support = TRUE;
+            }
           }
+          catch( PDOException $e ) { /* no support */ }
           break;
       }
       variable_set('date_db_tz_support', $has_support);