diff --git a/Cargo.toml b/Cargo.toml
index b1c42f4..4700fe6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,7 +20,7 @@ homepage = "https://ecies.org/rs/"
 repository = "https://github.com/ecies/rs"
 
 [dependencies]
-hkdf = "0.10.0"
+hkdf = "0.11.0"
 libsecp256k1 = "0.3.5"
 sha2 = "0.9.2"