-lightning = { path = "..", features = ["fuzztarget"] }
-bitcoin = { version = "0.13", features = ["fuzztarget"] }
-secp256k1 = { version = "0.9", features = ["fuzztarget"] }
-rust-crypto = "0.2"
+afl = { version = "0.4", optional = true }
+lightning = { path = "../lightning", features = ["fuzztarget"] }
+bitcoin = { version = "0.21", features = ["fuzztarget"] }
+bitcoin_hashes = { version = "0.7", features = ["fuzztarget"] }
+hex = "0.3"