diff --git a/rostests/apitests/msvcrt/CmdLineUtil/CmdLineUtil.c b/rostests/apitests/msvcrt/CmdLineUtil/CmdLineUtil.c
index 11af856ee06..4abcc46e45e 100644
--- a/rostests/apitests/msvcrt/CmdLineUtil/CmdLineUtil.c
+++ b/rostests/apitests/msvcrt/CmdLineUtil/CmdLineUtil.c
@@ -2,7 +2,7 @@
  * PROJECT:         ReactOS API Tests
  * LICENSE:         GPLv2+ - See COPYING in the top level directory
  * PURPOSE:         Test for CRT command-line handling - Utility GUI program.
- * PROGRAMMER:      Herm�s B�LUSCA - MA�TO <hermes.belusca@sfr.fr>
+ * PROGRAMMER:      Hermès BÉLUSCA - MAÏTO <hermes.belusca@sfr.fr>
  */
 
 #define WIN32_NO_STATUS
diff --git a/rostests/apitests/msvcrt/CmdLineUtil/CmdLineUtil.h b/rostests/apitests/msvcrt/CmdLineUtil/CmdLineUtil.h
index 974cb0f47aa..30bbeaa8bb7 100644
--- a/rostests/apitests/msvcrt/CmdLineUtil/CmdLineUtil.h
+++ b/rostests/apitests/msvcrt/CmdLineUtil/CmdLineUtil.h
@@ -2,7 +2,7 @@
  * PROJECT:         ReactOS API Tests
  * LICENSE:         GPLv2+ - See COPYING in the top level directory
  * PURPOSE:         Test for CRT command-line handling - Utility GUI program.
- * PROGRAMMER:      Herm�s B�LUSCA - MA�TO <hermes.belusca@sfr.fr>
+ * PROGRAMMER:      Hermès BÉLUSCA - MAÏTO <hermes.belusca@sfr.fr>
  */
 
 #pragma once
diff --git a/rostests/apitests/msvcrt/CommandLine.c b/rostests/apitests/msvcrt/CommandLine.c
index fd9779f001e..5f6d76dfad0 100644
--- a/rostests/apitests/msvcrt/CommandLine.c
+++ b/rostests/apitests/msvcrt/CommandLine.c
@@ -2,7 +2,7 @@
  * PROJECT:         ReactOS API Tests
  * LICENSE:         GPLv2+ - See COPYING in the top level directory
  * PURPOSE:         Test for CRT command-line handling.
- * PROGRAMMER:      Herm�s B�LUSCA - MA�TO <hermes.belusca@sfr.fr>
+ * PROGRAMMER:      Hermès BÉLUSCA - MAÏTO <hermes.belusca@sfr.fr>
  */
 
 #define WIN32_NO_STATUS