diff --git a/UPGRADE-5.3.md b/UPGRADE-5.3.md
index b9181da64272d..6a1552e3a8700 100644
--- a/UPGRADE-5.3.md
+++ b/UPGRADE-5.3.md
@@ -10,6 +10,7 @@ Console
 -------
 
  * Deprecate `Helper::strlen()`, use `Helper::width()` instead.
+ * Deprecate `Helper::strlenWithoutDecoration()`, use `Helper::removeDecoration()` instead.
 
 DoctrineBridge
 --------------
diff --git a/UPGRADE-6.0.md b/UPGRADE-6.0.md
index a37acd80e885f..0147758ecac23 100644
--- a/UPGRADE-6.0.md
+++ b/UPGRADE-6.0.md
@@ -24,6 +24,7 @@ Console
 
  * `Command::setHidden()` has a default value (`true`) for `$hidden` parameter
  * Remove `Helper::strlen()`, use `Helper::width()` instead.
+ * Remove `Helper::strlenWithoutDecoration()`, use `Helper::removeDecoration()` instead.
 
 DependencyInjection
 -------------------