diff --git a/Cargo.toml b/Cargo.toml
index c8a640c..89bcf42 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ path = "src/lib.rs"
 
 [dependencies]
 serde = { version = "1.0", features = ["derive"] }
-tapyrus = { git = "https://github.com/chaintope/rust-tapyrus", branch = "update_on_bitcoin_0.31.x", default-features = false, features = ["serde", "std"] }
+tapyrus = { git = "https://github.com/chaintope/rust-tapyrus", branch = "use_malfix_txid_as_default_txid", default-features = false, features = ["serde", "std"] }
 hex = { package = "hex-conservative", version = "0.2" }
 log = "^0.4"
 minreq = { version = "2.11.0", features = ["json-using-serde"], optional = true }
@@ -27,7 +27,7 @@ reqwest = { version = "0.11", optional = true, default-features = false, feature
 [dev-dependencies]
 serde_json = "1.0"
 tokio = { version = "1.20.1", features = ["full"] }
-electrsd = { git = "https://github.com/chaintope/electrsd", features = ["legacy", "electrs_0_5_1", "tapyrusd_0_5_2"] }
+electrsd = { git = "https://github.com/chaintope/electrsd", branch = "use_malfix_txid", features = ["legacy", "electrs_0_5_1", "tapyrusd_0_5_2"] }
 lazy_static = "1.4.0"
 
 [features]