diff --git a/85a5b07a338550090a005aa9e881951009fdd0dc.patch b/85a5b07a338550090a005aa9e881951009fdd0dc.patch
new file mode 100644
index 0000000000000000000000000000000000000000..0bea7e5b76e269608b754e5cd396ebc66c4dbfad
--- /dev/null
+++ b/85a5b07a338550090a005aa9e881951009fdd0dc.patch
@@ -0,0 +1,17 @@
+diff --git a/bindings/python/libproxy.py b/bindings/python/libproxy.py
+index 2224a19..21c64b4 100644
+--- a/bindings/python/libproxy.py
++++ b/bindings/python/libproxy.py
+@@ -35,12 +35,6 @@ def _load(name, *versions):
+         return ctypes.cdll.LoadLibrary(name_ver)
+     raise ImportError("Unable to find %s library" % name)
+ 
+-# Load C library
+-if platform.system() == "Windows":
+-    _libc = ctypes.cdll.msvcrt
+-else:
+-    _libc = _load("c", 6)
+-
+ # Load libproxy
+ _libproxy = _load("proxy", 1)
+ _libproxy.px_proxy_factory_new.restype = ctypes.POINTER(ctypes.c_void_p)
diff --git a/libproxy.spec b/libproxy.spec
index 92fbb2732f27e6c00a312c14592d24d278f55e11..01ec44cb1b6747236476014b43aadf075f986881 100644
--- a/libproxy.spec
+++ b/libproxy.spec
@@ -1,6 +1,6 @@
 Name:           libproxy
 Version:        0.4.15
-Release:        19
+Release:        20
 Summary:        Libproxy is a library that provides automatic proxy configuration management
 
 License:        LGPLv2+
@@ -19,6 +19,7 @@ Patch5:         libproxy-0.4.15-mozjs60.patch
 Patch6:         libproxy-0.4.15-mozjs68.patch
 Patch7:         libproxy-0.4.15-mozjs-use-after-free.patch
 Patch8:         libproxy-0.4.15-fix-CVE-2020-25219.patch
+Patch6000: 85a5b07a338550090a005aa9e881951009fdd0dc.patch
 
 
 BuildRequires:  cmake >= 2.6.0 gcc-c++
@@ -116,6 +117,9 @@ make test
 %{_mandir}/man1/proxy.1*
 
 %changelog
+* 20201215165849782586 patch-tracking 0.4.15-20
+- append patch file of upstream repository from <85a5b07a338550090a005aa9e881951009fdd0dc> to <85a5b07a338550090a005aa9e881951009fdd0dc>
+
 * Wed Dec 02 2020 xihaochen <xihaochen@huawei.com> - 0.4.15-19
 - Type:requirements
 - Id:NA
@@ -169,4 +173,4 @@ make test
 - DESC:remove the /usr/bin/kreadconfig5 in buildRequires.
 
 * Tue Sep 10 2019 liyongqiang<liyongqiang10@huawei.com> - 0.4.15-10
-- Package init
+- Package init
\ No newline at end of file