diff --git a/Cargo.toml b/Cargo.toml
index 1b56aca..1ea2ea5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ argparse = "0.2.1"
 arrayref = "0.3.4"
 base64 = "0.9.0"
 bincode = "1.0.0"
-bitcoin = "0.12"
+bitcoin = "0.13"
 crossbeam = "0.3.2"
 error-chain = "0.11"
 hex = "0.3"