diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 68f05c4dd..861cfd7f8 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,7 @@
+2013-12-06  Christopher Faylor  <me.cygwin2013@cgf.cx>
+
+	* syscalls.cc (dup): Use cygheap_fdnew properly.
+
 2013-12-05  Christopher Faylor  <me.cygwin2013@cgf.cx>
 
 	* cygheap.h (cygheap_fdnew): Avoid setting errno directly since it will
diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc
index cb9709165..ba430789b 100644
--- a/winsup/cygwin/syscalls.cc
+++ b/winsup/cygwin/syscalls.cc
@@ -121,7 +121,7 @@ extern "C" int
 dup (int fd)
 {
   int res;
-  int newfd = cygheap_fdnew ();
+  cygheap_fdnew newfd;
   if (newfd < 0)
     res = -1;
   else