diff --git a/eventmesh-sdks/eventmesh-sdk-rust/Cargo.toml b/eventmesh-sdks/eventmesh-sdk-rust/Cargo.toml
index 55b4881a4c..0209e3d5e5 100644
--- a/eventmesh-sdks/eventmesh-sdk-rust/Cargo.toml
+++ b/eventmesh-sdks/eventmesh-sdk-rust/Cargo.toml
@@ -22,6 +22,7 @@ edition = "2021"
 authors = [
     "mxsm <mxsm@apache.org>"
 ]
+msrv = "1.75.0"
 description = "Rust client for Apache EventMesh"
 license = "Apache-2.0"
 keywords = ["EventMesh", "SDK", "rust-client", "rust", "eventmesh-rust-sdk"]
diff --git a/eventmesh-sdks/eventmesh-sdk-rust/README.md b/eventmesh-sdks/eventmesh-sdk-rust/README.md
index 89365a6eff..04dc48088a 100644
--- a/eventmesh-sdks/eventmesh-sdk-rust/README.md
+++ b/eventmesh-sdks/eventmesh-sdk-rust/README.md
@@ -4,6 +4,12 @@ Eventmesh rust sdk
 
 ## Quickstart
 
+### Requirements
+
+1. rust toolchain, eventmesh's MSRV is 1.75.
+2. protoc 3.15.0+
+3. setup eventmesh runtime
+
 ### Add Dependency
 
 ```toml
diff --git a/eventmesh-sdks/eventmesh-sdk-rust/rust-toolchain.toml b/eventmesh-sdks/eventmesh-sdk-rust/rust-toolchain.toml
deleted file mode 100644
index 50096cb308..0000000000
--- a/eventmesh-sdks/eventmesh-sdk-rust/rust-toolchain.toml
+++ /dev/null
@@ -1,21 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-#
-
-[toolchain]
-# TODO: we can remove this toolchain file when AFIT and RPITIT hits stable.
-channel = "nightly-x86_64-pc-windows-msvc"