diff --git a/lsp/Cargo.toml b/lsp/Cargo.toml
index 5675a330..9115d7f4 100644
--- a/lsp/Cargo.toml
+++ b/lsp/Cargo.toml
@@ -16,7 +16,7 @@ enderpy_python_parser = { path = "../parser" , version = "0.1.0"}
 env_logger = "0.9.0"
 serde_json = "1.0.78"
 tokio = { version = "1.17.0", features = ["full"] }
-tower-lsp = { version = "0.19.0", features = ["proposed"]}
+tower-lsp = { version = "0.20.0", features = ["proposed"]}
 serde = { version = "1.0", features = ["derive"] }
 dashmap = "5.1.0"
 log = "0.4.14"