diff --git a/src/common/tuklib_mbstr.h b/src/common/tuklib_mbstr.h
index 9f358355..dde9305f 100644
--- a/src/common/tuklib_mbstr.h
+++ b/src/common/tuklib_mbstr.h
@@ -1,6 +1,6 @@
 ///////////////////////////////////////////////////////////////////////////////
 //
-/// \file       tuklib_mstr.h
+/// \file       tuklib_mbstr.h
 /// \brief      Utility functions for handling multibyte strings
 ///
 /// If not enough multibyte string support is available in the C library,
diff --git a/src/common/tuklib_mbstr_fw.c b/src/common/tuklib_mbstr_fw.c
index 978a3fe1..af80dc16 100644
--- a/src/common/tuklib_mbstr_fw.c
+++ b/src/common/tuklib_mbstr_fw.c
@@ -1,6 +1,6 @@
 ///////////////////////////////////////////////////////////////////////////////
 //
-/// \file       tuklib_mstr_fw.c
+/// \file       tuklib_mbstr_fw.c
 /// \brief      Get the field width for printf() e.g. to align table columns
 //
 //  Author:     Lasse Collin
diff --git a/src/common/tuklib_mbstr_width.c b/src/common/tuklib_mbstr_width.c
index 2eab2341..69d159e0 100644
--- a/src/common/tuklib_mbstr_width.c
+++ b/src/common/tuklib_mbstr_width.c
@@ -1,6 +1,6 @@
 ///////////////////////////////////////////////////////////////////////////////
 //
-/// \file       tuklib_mstr_width.c
+/// \file       tuklib_mbstr_width.c
 /// \brief      Calculate width of a multibyte string
 //
 //  Author:     Lasse Collin