diff --git a/Cargo.toml b/Cargo.toml
index 8db4d61ac..b844f1cfb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,6 +6,7 @@ edition = "2021"
 build= "build.rs"
 description = "A remote control software."
 default-run = "rustdesk"
+rust-version = "1.75"
 
 [lib]
 name = "librustdesk"