diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 90fcd96ed..96d8cd39f 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2012-03-05  Denis Excoffier  <cygwin@Denis-Excoffier.org>
+
+	* pinfo.cc (_pinfo::dup_proc_pipe): Fix order of arguments in debug
+	output.
+
 2012-03-05  Corinna Vinschen  <corinna@vinschen.de>
 
 	* init.cc (dll_entry): Move wincap.init call back from here...
diff --git a/winsup/cygwin/pinfo.cc b/winsup/cygwin/pinfo.cc
index 2615e32ac..8a00bd0a6 100644
--- a/winsup/cygwin/pinfo.cc
+++ b/winsup/cygwin/pinfo.cc
@@ -1001,7 +1001,7 @@ _pinfo::dup_proc_pipe (HANDLE hProcess)
     {
       wr_proc_pipe = orig_wr_proc_pipe;
       warn_printf ("something failed for pid %d: res %d, hProcess %p, wr_proc_pipe %p vs. %p, %E",
-		   res, pid, hProcess, wr_proc_pipe, orig_wr_proc_pipe);
+		   pid, res, hProcess, wr_proc_pipe, orig_wr_proc_pipe);
     }
   else
     {