diff --git a/cpp/test/mesh/rectangle.cpp b/cpp/test/mesh/rectangle.cpp
index 02be8002b5..47a3835139 100644
--- a/cpp/test/mesh/rectangle.cpp
+++ b/cpp/test/mesh/rectangle.cpp
@@ -1,4 +1,4 @@
-// Copyright (C) 2024 Paul Kühner
+// Copyright (C) 2024 Paul T. Kühner
 //
 // This file is part of DOLFINX (https://www.fenicsproject.org)
 //
diff --git a/cpp/test/mesh/util.h b/cpp/test/mesh/util.h
index fe9f3990cf..5fe02779dc 100644
--- a/cpp/test/mesh/util.h
+++ b/cpp/test/mesh/util.h
@@ -1,4 +1,4 @@
-// Copyright (C) 2024 Paul Kühner
+// Copyright (C) 2024 Paul T. Kühner
 //
 // This file is part of DOLFINX (https://www.fenicsproject.org)
 //