diff --git a/Cargo.toml b/Cargo.toml
index 20dfd540f0b..37b73d79dfe 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -61,7 +61,7 @@ toml = "0.5.7"
 unicode-xid = "0.2.0"
 url = "2.2.2"
 walkdir = "2.2"
-clap = "2.34.0"
+clap = "3.0.1"
 unicode-width = "0.1.5"
 openssl = { version = '0.10.11', optional = true }
 im-rc = "15.0.0"