diff --git a/Cargo.toml b/Cargo.toml
index 5d191b1..fea89fc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,4 +17,4 @@ coveralls = { repository = "ossystems/easy-process-rs" }
 [dependencies]
 checked_command = "0.2.2"
 cmdline_words_parser = "0.2.0"
-derive_more = { version = "0.99.5", default-features = false, features = ["display", "from", "error"] }
+derive_more = { version = "1.0.0", default-features = false, features = ["display", "from", "error"] }