diff --git a/include/boost/container_hash/detail/hash_integral.hpp b/include/boost/container_hash/detail/hash_integral.hpp
index c75c616..3b0be63 100644
--- a/include/boost/container_hash/detail/hash_integral.hpp
+++ b/include/boost/container_hash/detail/hash_integral.hpp
@@ -1,4 +1,4 @@
-// Copyright 2021-203 Peter Dimov
+// Copyright 2021-2023 Peter Dimov
 // Distributed under the Boost Software License, Version 1.0.
 // https://www.boost.org/LICENSE_1_0.txt
 
diff --git a/include/boost/container_hash/hash.hpp b/include/boost/container_hash/hash.hpp
index 36bd1bc..8305a22 100644
--- a/include/boost/container_hash/hash.hpp
+++ b/include/boost/container_hash/hash.hpp
@@ -68,7 +68,7 @@ namespace boost
     //
 
     // integral types
-	//   in detail/hash_integral.hpp
+    //   in detail/hash_integral.hpp
 
     // enumeration types