-bitcoin = { version = "0.29.0", features = ["secp-lowmemory"] }
-hex = "0.3"
-honggfuzz = { version = "0.5", optional = true }
+bitcoin = { version = "0.30.2", features = ["secp-lowmemory"] }
+hex = { package = "hex-conservative", version = "0.1.1", default-features = false }
+
+afl = { version = "0.12", optional = true }
+honggfuzz = { version = "0.5", optional = true, default-features = false }