diff --git a/include/beast/websocket/detail/utf8_checker.hpp b/include/beast/websocket/detail/utf8_checker.hpp
index 6f3eaf0a..be4619ba 100644
--- a/include/beast/websocket/detail/utf8_checker.hpp
+++ b/include/beast/websocket/detail/utf8_checker.hpp
@@ -14,9 +14,6 @@
 #include <algorithm>
 #include <cstdint>
 
-#include <beast/unit_test/dstream.hpp>
-#include <iostream>
-
 namespace beast {
 namespace websocket {
 namespace detail {