diff --git a/Cargo.toml b/Cargo.toml
index be48b3126416..f6ffe7a64362 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -251,7 +251,6 @@ ariadne = "0.6"
 assert_cmd = "2"
 bimap = "0.6"
 cargo_metadata = "0.23"
-cbor4ii = { version = "0.2", default-features = false, features = ["serde1"] }
 criterion = { version = "0.8", features = ["async_tokio", "csv_output"] }
 cs_serde_bytes = "0.12"
 derive-quickcheck-arbitrary = "0.1"