diff --git a/algonaut_model/Cargo.toml b/algonaut_model/Cargo.toml
index b89ca56..d87a0c5 100644
--- a/algonaut_model/Cargo.toml
+++ b/algonaut_model/Cargo.toml
@@ -20,4 +20,4 @@ data-encoding = "2.3.1"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0.40"
 serde_bytes = "0.11.4"
-serde_with = "1.9.4"
+serde_with = "3.4.0"