diff --git a/Cargo.toml b/Cargo.toml
index 72e1d04..1879768 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ url = { version = "2.5.0", optional = true, default-features = false }
 libp2p-identity = { version = "0.2.9", features = ["peerid"] }
 
 [dev-dependencies]
-bincode = "1"
+bincode = "2"
 quickcheck = { version = "1.0.3", default-features = false }
 rand = "0.9.0"
 serde_json = "1.0"