diff --git a/src/multibyte/internal.c b/src/multibyte/internal.c
index bbdc4159..7e1b1c03 100644
--- a/src/multibyte/internal.c
+++ b/src/multibyte/internal.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include "internal.h"
 
 #define C(x) ( x<2 ? -1 : ( R(0x80,0xc0) | x ) )
diff --git a/src/multibyte/internal.h b/src/multibyte/internal.h
index 51308f4f..421a3d4a 100644
--- a/src/multibyte/internal.h
+++ b/src/multibyte/internal.h
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #define bittab __fsmu8
 
 #include <stdint.h>
diff --git a/src/multibyte/mblen.c b/src/multibyte/mblen.c
index 96b47b12..a4304bf5 100644
--- a/src/multibyte/mblen.c
+++ b/src/multibyte/mblen.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <stdlib.h>
 
 int mblen(const char *s, size_t n)
diff --git a/src/multibyte/mbrlen.c b/src/multibyte/mbrlen.c
index 3a5a7433..accf4b33 100644
--- a/src/multibyte/mbrlen.c
+++ b/src/multibyte/mbrlen.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <wchar.h>
 
 size_t mbrlen(const char *restrict s, size_t n, mbstate_t *restrict st)
diff --git a/src/multibyte/mbrtowc.c b/src/multibyte/mbrtowc.c
index ca7da700..c94819e7 100644
--- a/src/multibyte/mbrtowc.c
+++ b/src/multibyte/mbrtowc.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <stdlib.h>
 #include <wchar.h>
 #include <errno.h>
diff --git a/src/multibyte/mbsinit.c b/src/multibyte/mbsinit.c
index e001d844..c608194a 100644
--- a/src/multibyte/mbsinit.c
+++ b/src/multibyte/mbsinit.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <wchar.h>
 
 int mbsinit(const mbstate_t *st)
diff --git a/src/multibyte/mbsnrtowcs.c b/src/multibyte/mbsnrtowcs.c
index 68b9960f..cae4caa2 100644
--- a/src/multibyte/mbsnrtowcs.c
+++ b/src/multibyte/mbsnrtowcs.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <wchar.h>
 
 size_t mbsnrtowcs(wchar_t *restrict wcs, const char **restrict src, size_t n, size_t wn, mbstate_t *restrict st)
diff --git a/src/multibyte/mbsrtowcs.c b/src/multibyte/mbsrtowcs.c
index e23083d2..0ee8b69c 100644
--- a/src/multibyte/mbsrtowcs.c
+++ b/src/multibyte/mbsrtowcs.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <stdint.h>
 #include <wchar.h>
 #include <errno.h>
diff --git a/src/multibyte/mbtowc.c b/src/multibyte/mbtowc.c
index 71a95066..c191bb03 100644
--- a/src/multibyte/mbtowc.c
+++ b/src/multibyte/mbtowc.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <stdlib.h>
 #include <wchar.h>
 #include <errno.h>
diff --git a/src/multibyte/wcrtomb.c b/src/multibyte/wcrtomb.c
index ddc37a57..8e34926e 100644
--- a/src/multibyte/wcrtomb.c
+++ b/src/multibyte/wcrtomb.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <stdlib.h>
 #include <wchar.h>
 #include <errno.h>
diff --git a/src/multibyte/wcsnrtombs.c b/src/multibyte/wcsnrtombs.c
index ee4a534a..640cbbeb 100644
--- a/src/multibyte/wcsnrtombs.c
+++ b/src/multibyte/wcsnrtombs.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <wchar.h>
 
 size_t wcsnrtombs(char *restrict dst, const wchar_t **restrict wcs, size_t wn, size_t n, mbstate_t *restrict st)
diff --git a/src/multibyte/wcsrtombs.c b/src/multibyte/wcsrtombs.c
index 30be415d..b5713aea 100644
--- a/src/multibyte/wcsrtombs.c
+++ b/src/multibyte/wcsrtombs.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <wchar.h>
 
 size_t wcsrtombs(char *restrict s, const wchar_t **restrict ws, size_t n, mbstate_t *restrict st)
diff --git a/src/multibyte/wctomb.c b/src/multibyte/wctomb.c
index de7ed84d..bad41c5e 100644
--- a/src/multibyte/wctomb.c
+++ b/src/multibyte/wctomb.c
@@ -1,9 +1,3 @@
-/* 
- * This code was written by Rich Felker in 2010; no copyright is claimed.
- * This code is in the public domain. Attribution is appreciated but
- * unnecessary.
- */
-
 #include <stdlib.h>
 #include <wchar.h>