1 files changed, 0 insertions, 1 deletions
diff --git a/ext/socket/socket.c b/ext/socket/socket.c
index e2f1f0ce12..8373ce300b 100644
--- a/ext/socket/socket.c
+++ b/ext/socket/socket.c
@@ -202,7 +202,6 @@ bsock_s_for_fd(klass, fd)
     VALUE sock = init_sock(rb_obj_alloc(klass), NUM2INT(fd));
 
     GetOpenFile(sock, fptr);
-    fptr->mode |= FMODE_FDOPEN;
 
     return sock;
 }