diff --git a/Cargo.toml b/Cargo.toml
index a1bd3462..d841790a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,7 @@ edition = "2018"
 arrayvec = "0.7.1"
 derive_more = "0.99.1"
 ethabi = "17.0.0"
-ethereum-types = "0.13.0"
+ethereum-types = "0.14.1"
 futures = "0.3.5"
 futures-timer = "3.0.2"
 hex = "0.4"