diff --git a/Cargo.toml b/Cargo.toml
index b4fbd628..79cc6117 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,7 @@ edition = "2018"
 
 [dependencies]
 arrayvec = "0.7.1"
-derive_more = "0.99.1"
+derive_more = "1.0.0"
 ethabi = "18.0.0"
 ethereum-types = "0.14.1"
 futures = "0.3.5"