diff --git a/include/msgpack/v1/pack.hpp b/include/msgpack/v1/pack.hpp
index 16a24a4e..109334cf 100644
--- a/include/msgpack/v1/pack.hpp
+++ b/include/msgpack/v1/pack.hpp
@@ -34,7 +34,7 @@ public:
     /// Constructor
     /**
      * This constructor is left for compatibility.
-     * Use `packer(Stream* s)` instead of the constructor.
+     * Use `packer(Stream& s)` instead of the constructor.
      *
      * @param s A pointer to packing destination stream object.
      */