1 files changed, 2 insertions, 2 deletions
diff --git a/io.c b/io.c
index ba6b695dfa..14203f0cf7 100644
--- a/io.c
+++ b/io.c
@@ -2227,11 +2227,11 @@ rb_io_clone(io)
     }
     fd = ruby_dup(fileno(orig->f));
     fptr->f = rb_fdopen(fd, mode);
-    if (fptr->f2) {
+    if (orig->f2) {
 	if (fileno(orig->f) != fileno(orig->f2)) {
 	    fd = ruby_dup(fileno(orig->f2));
 	}
-	fptr->f = rb_fdopen(fd, "w");
+	fptr->f2 = rb_fdopen(fd, "w");
     }
     if (fptr->mode & FMODE_BINMODE) {
 	rb_io_binmode(clone);