diff --git a/Cargo.toml b/Cargo.toml
index f54a6c5d642..a4c0749bc1f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ exclude = [
 ]
 
 [workspace.package]
-rust-version = "1.80"  # MSRV:3
+rust-version = "1.81"  # MSRV:3
 edition = "2021"
 license = "MIT OR Apache-2.0"
 homepage = "https://github.com/rust-lang/cargo"