diff --git a/util/memzero/Cargo.toml b/util/memzero/Cargo.toml
index be2e627ff..67d17d26d 100644
--- a/util/memzero/Cargo.toml
+++ b/util/memzero/Cargo.toml
@@ -5,6 +5,6 @@ description = "A wrapper for zero-ing out memory when dropped"
 license = "GPL-3.0"
 homepage = "https://parity.io"
 repository = "https://github.com/paritytech/parity-ethereum"
-docs = "https://docs.rs/crate/memzero"
+documentation = "https://docs.rs/crate/memzero"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"