diff --git a/CHANGELOG.md b/CHANGELOG.md
index ed3f28e2..3a8d85ed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 
 ### Deprecated
 
+- Deprecate the `DeclarationBlock::createBackgroundShorthand()` (#576)
 - Deprecate `DeclarationBlock::createShorthandProperties()` (#575)
 - Deprecate `DeclarationBlock::expandListStyleShorthand()` (#574)
 - Deprecate `DeclarationBlock::expandBackgroundShorthand()` (#573)
diff --git a/src/RuleSet/DeclarationBlock.php b/src/RuleSet/DeclarationBlock.php
index f7923367..8f817694 100644
--- a/src/RuleSet/DeclarationBlock.php
+++ b/src/RuleSet/DeclarationBlock.php
@@ -588,6 +588,8 @@ public function createShorthandProperties(array $aProperties, $sShorthand)
 
     /**
      * @return void
+     *
+     * @deprecated This will be removed without substitution in version 10.0.
      */
     public function createBackgroundShorthand()
     {