diff --git a/dblayeroo.php b/dblayeroo.php
index 006fa1a..2a9c17d 100644
--- a/dblayeroo.php
+++ b/dblayeroo.php
@@ -956,6 +956,15 @@ class dblayeroo
       if (! is_array ($params))
         $this->DBException ("Parameter fields invalid: ".
                             "param not an array for '$field'");
+      if (array_key_exists (0, $params))
+        $fields[$field][0] = strtolower ($fields[$field][0]);
+      if (array_key_exists (1, $params))
+        $fields[$field][1] = strtolower ($fields[$field][1]);
+      if (array_key_exists (2, $params))
+        $fields[$field][2] = strtolower ($fields[$field][2]);
+    }
+    foreach ($fields as $field=>$params)
+    {
       if (! array_key_exists (0, $params))
         $this->DBException ("Parameter fields invalid: ".
                             "No type of column provided for '$field'");
@@ -977,6 +986,12 @@ class dblayeroo
           isset ($params[2]) && $params[2] === "autoincrement"))
         $this->DBException ("Parameter fields invalid: ".
           "Field '$field' can not be autoincrement and not integer");
+      if (array_key_exists (0, $params))
+        $fields[$field][0] = strtolower ($fields[$field][0]);
+      if (array_key_exists (1, $params))
+        $fields[$field][1] = strtolower ($fields[$field][1]);
+      if (array_key_exists (2, $params))
+        $fields[$field][2] = strtolower ($fields[$field][2]);
     }
     $this->fields = $fields;
     return $this;