diff --git a/dibi/libs/DibiDatabaseInfo.php b/dibi/libs/DibiDatabaseInfo.php
index be956634..9736adde 100644
--- a/dibi/libs/DibiDatabaseInfo.php
+++ b/dibi/libs/DibiDatabaseInfo.php
@@ -481,7 +481,7 @@ class DibiColumnInfo extends DibiObject
 	 */
 	public function getTableName()
 	{
-		return isset($this->info['table']) ? $this->info['table'] : NULL;
+		return isset($this->info['table']) && $this->info['table'] != NULL ? $this->info['table'] : NULL; // intentionally ==
 	}