diff --git a/CHANGELOG.md b/CHANGELOG.md
index b45c42ff..ed3f28e2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 
 ### Deprecated
 
+- Deprecate `DeclarationBlock::createShorthandProperties()` (#575)
 - Deprecate `DeclarationBlock::expandListStyleShorthand()` (#574)
 - Deprecate `DeclarationBlock::expandBackgroundShorthand()` (#573)
 - Deprecate `DeclarationBlock::expandFontShorthand()` (#572)
diff --git a/src/RuleSet/DeclarationBlock.php b/src/RuleSet/DeclarationBlock.php
index 95ccd134..f7923367 100644
--- a/src/RuleSet/DeclarationBlock.php
+++ b/src/RuleSet/DeclarationBlock.php
@@ -550,6 +550,8 @@ public function expandListStyleShorthand()
      * @param string $sShorthand
      *
      * @return void
+     *
+     * @deprecated This will be removed without substitution in version 10.0.
      */
     public function createShorthandProperties(array $aProperties, $sShorthand)
     {