diff --git a/CHANGELOG.md b/CHANGELOG.md
index aa5b29796..ccca3f170 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -72,6 +72,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Removed constants such as SMARTY_DIR to prevent global side effects.
 - Removed direct access to `$smarty->template_dir`. Use `$smarty->setTemplateDir()`.
 - Removed direct access to `$smarty->cache_dir`. Use `$smarty->setCacheDir()`.
+- Removed direct access to `$smarty->compile_dir`. Use `$smarty->setCompileDir()`.
 - Removed `$smarty->loadPlugin()`, use `$smarty->registerPlugin()` instead.
 - Removed `$smarty->appendByRef()` and `$smarty->assignByRef()`.
 - Removed `$smarty->_current_file`
diff --git a/docs/upgrading.md b/docs/upgrading.md
index 3b08a816d..b538ec9eb 100644
--- a/docs/upgrading.md
+++ b/docs/upgrading.md
@@ -71,6 +71,7 @@ In many cases, these properties have been made private, and you should now use t
 - `$smarty->autoload_filters` should be replaced with `$smarty->registerFilter()`
 - `$smarty->template_dir` should be replaced with `$smarty->setTemplateDir()`
 - `$smarty->cache_dir` should be replaced with `$smarty->setCacheDir()`
+- `$smarty->compile_dir` should be replaced with `$smarty->setCompileDir()`
 
 Other public properties have been removed altogether, and you should no longer access them: