diff --git a/composer.json b/composer.json
index 6fb5386f..44ff9598 100644
--- a/composer.json
+++ b/composer.json
@@ -33,7 +33,7 @@
     "phpcompatibility/phpcompatibility-wp": "*",
     "wp-coding-standards/wpcs": "2.3.0",
     "squizlabs/php_codesniffer": "3.*",
-    "phpdocumentor/phpdocumentor": "3.1.*",
+    "phpdocumentor/phpdocumentor": "3.8.*",
     "sniccowp/php-scoper-wordpress-excludes": "6.8.*"
   },
   "scripts": {