diff --git a/Cargo.toml b/Cargo.toml
index 1dbcdbe..8919152 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,6 +7,6 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-clap = { version = "3.1.18", features=["yaml"]}
+clap = { version = "4.0.0", features=["yaml"]}
 exitcode = "1.1.2"
 regex = "1.5.6"