diff --git a/src/LaravelRequestDocs.php b/src/LaravelRequestDocs.php
index 17aff9b..0c3faf6 100644
--- a/src/LaravelRequestDocs.php
+++ b/src/LaravelRequestDocs.php
@@ -362,7 +362,7 @@ public function lrdDocComment(string $docComment): string
     public function appendExample(Doc $doc): void
     {
         try {
-            $modelName       = Str::replaceMatches(
+            $modelName       = preg_replace(
                 config('request-docs.pattern_model_from_controller_name'),
                 '',
                 class_basename($doc->getController())