diff --git a/Cargo.toml b/Cargo.toml
index 4f6f4846..515aa4e4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "raft-engine"
 version = "0.4.1"
 authors = ["The TiKV Project Developers"]
 edition = "2018"
-rust-version = "1.66.0"
+rust-version = "1.75.0"
 description = "A persistent storage engine for Multi-Raft logs"
 readme = "README.md"
 repository = "https://github.com/tikv/raft-engine"