diff --git a/Cargo.lock b/Cargo.lock
index 6bf58d3..63f8203 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1306,6 +1306,7 @@ checksum = "2b00cc1c228a6782d0f076e7b232802e0c5689d41bb5df366f2a6b6621cfdfe1"
 [[package]]
 name = "libmcaptcha"
 version = "0.2.4"
+source = "git+https://github.com/mcaptcha/libmcaptcha?branch=feat-dcache#d543e58bb8222bceb811db0ebb62094970b1f4e2"
 dependencies = [
  "actix",
  "crossbeam-channel",
diff --git a/Cargo.toml b/Cargo.toml
index 0de9b55..9206b7d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,8 @@ edition = "2021"
 openraft = { version = "0.8.8", features = ["serde", "single-term-leader"]}
 #openraft = { git = "https://github.com/drmingdrmer/openraft", tag = "v0.9.0-alpha.1", features = ["serde", "single-term-leader"]}
 #libmcaptcha = { branch = "master", git = "https://github.com/mCaptcha/libmcaptcha", features = ["full"]}
-libmcaptcha = { path="/src/atm/code/mcaptcha/libmcaptcha", features=["full"] }
+#libmcaptcha = { path="/src/atm/code/mcaptcha/libmcaptcha", features=["full"] }
+libmcaptcha = { git = "https://github.com/mcaptcha/libmcaptcha", branch = "feat-dcache", features = ["full"]}
 tracing = { version = "0.1.37", features = ["log"] }
 serde_json = "1.0.96"
 serde = { version = "1.0.163", features = ["derive"] }