diff --git a/base/uclibc/140-math_decl.patch b/base/uclibc/140-math_decl.patch
deleted file mode 100644
index b794751bd..000000000
--- a/base/uclibc/140-math_decl.patch
+++ /dev/null
@@ -1,28 +0,0 @@
-# --- SDE-COPYRIGHT-NOTE-BEGIN ---
-# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
-#
-# Filename: package/.../uclibc/140-math_decl.patch
-# Copyright (C) 2009 The OpenSDE Project
-#
-# More information can be found in the files COPYING and README.
-#
-# This patch file is dual-licensed. It is available under the license the
-# patched project is licensed under, as long as it is an OpenSource license
-# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
-# of the GNU General Public License as published by the Free Software
-# Foundation; either version 2 of the License, or (at your option) any later
-# version.
-# --- SDE-COPYRIGHT-NOTE-END ---
-
-https://dev.openwrt.org/browser/trunk/toolchain/uClibc/patches-0.9.30.1/140-math_decl.patch
---- ./libc/sysdeps/linux/common/bits/mathcalls.h.orig
-+++ ./libc/sysdeps/linux/common/bits/mathcalls.h
-@@ -229,7 +229,7 @@
- 
- 
- /* Return nonzero if VALUE is not a number.  */
--__MATHDECL_PRIV (int,__isnan,, (_Mdouble_ __value), (__const__));
-+__MATHDECL_PRIV (int,isnan,, (_Mdouble_ __value), (__const__));
- 
- #if defined __USE_MISC || defined __USE_XOPEN
- /* Return nonzero if VALUE is not a number.  */