diff --git a/winsup/cygwin/dtable.cc b/winsup/cygwin/dtable.cc
index c3e05ff8b..7c422e196 100644
--- a/winsup/cygwin/dtable.cc
+++ b/winsup/cygwin/dtable.cc
@@ -691,6 +691,17 @@ dtable::dup_worker (fhandler_base *oldfh, int flags, DWORD src_pid)
   if (src_pid && oldfh->archetype
       && !(newfh->archetype = find_archetype (oldfh->dev ())))
     need_new_arch = true;
+      newfh->pc.close_conv_handle ();
+      if (oldfh->dup (newfh, flags))
+	{
+	  delete newfh;
+	  newfh = NULL;
+	  debug_printf ("oldfh->dup failed");
+	}
+      else
+	{
+	  /* Don't increment refcnt here since we don't know if this is a
+	     allocated fd.  So we leave this chore to the caller. */
 
   if (!oldfh->archetype)
     newfh->set_handle (NULL);
diff --git a/winsup/cygwin/fhandler_pipe.cc b/winsup/cygwin/fhandler_pipe.cc
index 5683cb6e1..bf9613dc1 100644
--- a/winsup/cygwin/fhandler_pipe.cc
+++ b/winsup/cygwin/fhandler_pipe.cc
@@ -98,7 +98,7 @@ fhandler_pipe::open (int flags, mode_t mode)
 	    continue;
 	  cfd->copyto (this);
 	  set_handle (NULL);
-	  pc.reset_conv_handle ();
+	  pc.close_conv_handle ();
 	  if (!cfd->dup (this, flags))
 	    return 1;
 	  return 0;
diff --git a/winsup/cygwin/path.h b/winsup/cygwin/path.h
index 7ec784e8b..33e7fdf6a 100644
--- a/winsup/cygwin/path.h
+++ b/winsup/cygwin/path.h
@@ -406,8 +406,6 @@ class path_conv
     return conv_handle.get_finfo (h, fs.is_nfs ());
   }
   inline ino_t get_ino () const { return conv_handle.get_ino (fs.is_nfs ()); }
-  void set_conv_handle (HANDLE h) { conv_handle.set (h); }
-  void reset_conv_handle () { conv_handle.set (NULL); }
   void close_conv_handle () { conv_handle.close (); }
 
   ino_t get_ino_by_handle (HANDLE h);