diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 600ca0653..12a631025 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2004-11-25  Christopher Faylor  <cgf@timesys.com>
+
+	* environ.cc (putenv): Accommodate recent newlib change in argument to
+	putenv.
+
 2004-11-25  Christopher Faylor  <cgf@timesys.com>
 
 	* child_info.h (child_info_spawn::hexec_proc): Eliminate.
diff --git a/winsup/cygwin/environ.cc b/winsup/cygwin/environ.cc
index 90c828e72..4881592d9 100644
--- a/winsup/cygwin/environ.cc
+++ b/winsup/cygwin/environ.cc
@@ -292,7 +292,7 @@ _addenv (const char *name, const char *value, int overwrite)
 
 /* putenv Sets an environment variable */
 extern "C" int
-putenv (const char *str)
+putenv (char *str)
 {
   int res;
   if ((res = check_null_empty_str (str)))