diff --git a/lib/private/db/mdb2schemamanager.php b/lib/private/db/mdb2schemamanager.php
index c050d47b499448b6c1a42b9474a404ed746a4db7..aaf2ea543b9ba31e6e58dc689c9cffce1cf4962b 100644
--- a/lib/private/db/mdb2schemamanager.php
+++ b/lib/private/db/mdb2schemamanager.php
@@ -82,6 +82,9 @@ class MDB2SchemaManager {
 		$platform = $this->conn->getDatabasePlatform();
 		foreach($schemaDiff->changedTables as $tableDiff) {
 			$tableDiff->name = $platform->quoteIdentifier($tableDiff->name);
+			foreach($tableDiff->changedColumns as $column) {
+				$column->oldColumnName = $platform->quoteIdentifier($column->oldColumnName);
+			}
 		}
 		
 		if ($generateSql) {