diff --git a/Cargo.toml b/Cargo.toml
index de08a190e..4e5c8fb20 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,7 +26,7 @@ toml = "0.8.12"
 sqlx = { version = "0.7.4", default-features = false }
 k256 = { version = "=0.13.3", default-features = false }
 risc0-build = "0.21.0"
-bitcoin-mock-rpc = { git = "https://github.com/chainwayxyz/bitcoin-mock-rpc", tag = "v0.0.5" }
+bitcoin-mock-rpc = { git = "https://github.com/chainwayxyz/bitcoin-mock-rpc", tag = "v0.0.8" }
 musig2 = { version = "0.0.11", features = ["serde"] }
 
 # Always optimize; building and running the guest takes much longer without optimization.