diff --git a/THANKS b/THANKS
index 0e8a78b47..46188b3bf 100644
--- a/THANKS
+++ b/THANKS
@@ -27,6 +27,7 @@ Bug reports and fixes from:
       Shiro Kawai
 Christopher Lee
  Michael N. Livshin
+  Christian Lynbech
      Roland McGrath
       Clark McGrew
        Russ McManus
diff --git a/libguile/ChangeLog b/libguile/ChangeLog
index de5548c6b..f504f151f 100644
--- a/libguile/ChangeLog
+++ b/libguile/ChangeLog
@@ -5,6 +5,7 @@
 	SCM_P macro.
 
 	Do magic to mix reads and writes on stdio FILE-based ports.
+	(Thanks to Christian Lynbech.)
 	* fports.c (FPORT_READ_SAFE, FPORT_WRITE_SAFE, FPORT_ALL_OKAY):
 	New macros.
 	(pre_read, pre_write): New functions.