diff --git a/0001-enforce-system-crypto-policies.patch b/0001-enforce-system-crypto-policies.patch
deleted file mode 100644
index a5b979501fb632961910e79b54d9ab0f05efd5ec..0000000000000000000000000000000000000000
--- a/0001-enforce-system-crypto-policies.patch
+++ /dev/null
@@ -1,41 +0,0 @@
-From 7bf606ebe95c0eb0d9d7d55614b22ea6288d0598 Mon Sep 17 00:00:00 2001
-From: Sergey Avseyev <sergey.avseyev@gmail.com>
-Date: Sat, 21 Dec 2019 18:52:54 +0800
-Subject: [PATCH] enforce system crypto policies
-
----
- test/core/handshake/client_ssl.cc        | 3 +--
- test/core/handshake/server_ssl_common.cc | 3 +--
- 2 files changed, 2 insertions(+), 4 deletions(-)
-
-diff --git a/test/core/handshake/client_ssl.cc b/test/core/handshake/client_ssl.cc
-index 467df6e..b31934e 100644
---- a/test/core/handshake/client_ssl.cc
-+++ b/test/core/handshake/client_ssl.cc
-@@ -161,8 +161,7 @@ static void server_thread(void* arg) {
-   // Set the cipher list to match the one expressed in
-   // src/core/tsi/ssl_transport_security.c.
-   const char* cipher_list =
--      "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-"
--      "SHA384:ECDHE-RSA-AES256-GCM-SHA384";
-+      "PROFILE=SYSTEM";
-   if (!SSL_CTX_set_cipher_list(ctx, cipher_list)) {
-     ERR_print_errors_fp(stderr);
-     gpr_log(GPR_ERROR, "Couldn't set server cipher list.");
-diff --git a/test/core/handshake/server_ssl_common.cc b/test/core/handshake/server_ssl_common.cc
-index 41b2829..8b21ea7 100644
---- a/test/core/handshake/server_ssl_common.cc
-+++ b/test/core/handshake/server_ssl_common.cc
-@@ -167,8 +167,7 @@ bool server_ssl_test(const char* alpn_list[], unsigned int alpn_list_len,
-   // Set the cipher list to match the one expressed in
-   // src/core/tsi/ssl_transport_security.c.
-   const char* cipher_list =
--      "ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-"
--      "SHA384:ECDHE-RSA-AES256-GCM-SHA384";
-+      "PROFILE=SYSTEM";
-   if (!SSL_CTX_set_cipher_list(ctx, cipher_list)) {
-     ERR_print_errors_fp(stderr);
-     gpr_log(GPR_ERROR, "Couldn't set server cipher list.");
--- 
-2.19.1
-
diff --git a/grpc.spec b/grpc.spec
index 9a244bc09d13b26e757afc8298c357b6479ca3d2..1c274ec956e0f68b766b704700097d6239f215af 100644
--- a/grpc.spec
+++ b/grpc.spec
@@ -1,6 +1,6 @@
 Name:          grpc
 Version:       1.22.0
-Release:       1
+Release:       2
 Summary:       A modern, open source high performance RPC framework that can run in any environment
 License:       ASL 2.0
 URL:           https://www.grpc.io
@@ -9,7 +9,6 @@ Source0:       https://github.com/grpc/grpc/archive/v%{version}/%{name}-%{versio
 Patch9000:     0001-cxx-Arg-List-Too-Long.patch
 Patch9001:     0002-add-secure-compile-option-in-Makefile.patch
 
-Patch0001:     0001-enforce-system-crypto-policies.patch
 Patch0002:     0002-patch-from-15532.patch
 
 BuildRequires: gcc-c++ pkgconfig protobuf-devel protobuf-compiler
@@ -94,5 +93,8 @@ make install-grpc-cli prefix="%{buildroot}%{_prefix}"
 %{python3_sitearch}/grpcio-%{version}-py?.?.egg-info
 
 %changelog
+* Sat Jan 11 2020 openEuler Buildteam <buildteam@openeuler.org> - 1.22.0-2
+- Delete unused patch
+
 * Sat Dec 21 2019 openEuler Buildteam <buildteam@openeuler.org> - 1.22.0-1
 - Package init