diff --git a/UPGRADE.md b/UPGRADE.md
index e6730319b00..b16b3404176 100644
--- a/UPGRADE.md
+++ b/UPGRADE.md
@@ -1,5 +1,9 @@
 # Upgrade to 2.9
 
+## Deprecated `Doctrine\DBAL\Types\Type::getDefaultLength()`
+
+This method was never used by DBAL internally. It is now deprecated.
+
 ## Deprecated `NULL` value of `$offset` in LIMIT queries
 
 The `NULL` value of the `$offset` argument in `AbstractPlatform::(do)?ModifyLimitQuery()` methods is deprecated. If explicitly used in the method call, the absence of the offset should be indicated with a `0`.
diff --git a/lib/Doctrine/DBAL/Types/Type.php b/lib/Doctrine/DBAL/Types/Type.php
index 453631e0aaa..309db13052b 100644
--- a/lib/Doctrine/DBAL/Types/Type.php
+++ b/lib/Doctrine/DBAL/Types/Type.php
@@ -146,7 +146,7 @@ public function convertToPHPValue($value, AbstractPlatform $platform)
      *
      * @return int|null
      *
-     * @todo Needed?
+     * @deprecated Rely on information provided by the platform instead.
      */
     public function getDefaultLength(AbstractPlatform $platform)
     {