diff --git a/composer.json b/composer.json
index d95c91f..4a7228b 100644
--- a/composer.json
+++ b/composer.json
@@ -7,7 +7,7 @@
     "keywords": ["phpdoc", "markdown", "documentation", "psalm"],
     "require": {
         "php": ">=7.4.0",
-        "danog/class-finder": "dev-master",
+        "danog/class-finder": "^0.4",
         "phpdocumentor/reflection-docblock": "^5.2"
     },
     "require-dev": {
@@ -37,4 +37,4 @@
         "psalm": "psalm",
         "docs": "php tools/build_docs.php"
     }
-}
\ No newline at end of file
+}