diff --git a/Cargo.toml b/Cargo.toml
index d86b62e..1a765ce 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -45,4 +45,5 @@ config = "0.13.3"
 uuid = { version = "0.7", features = ["v4"] }
 jsonwebtoken = "8"
 hex = "0.4"
-two-party-ecdsa = { git = "https://github.com/ZenGo-X/two-party-ecdsa.git" }
+two-party-ecdsa = { git = "https://github.com/ZenGo-X/two-party-ecdsa.git", branch="party1-msg1-rand-range" }
+
diff --git a/src/routes.rs b/src/routes.rs
index 0595023..57d1d5b 100644
--- a/src/routes.rs
+++ b/src/routes.rs
@@ -17,7 +17,7 @@ use rocket::{post, get, http::Status, State};
 use tokio::sync::Mutex;
 
 
-#[post("/ecdsa/keygen/first", format = "json")]
+#[post("/ecdsa/keygen_v2/first", format = "json")]
 pub async fn wrap_keygen_first(
     state: &State<Mutex<Box<dyn Db>>>,
     claim: Claims,
@@ -27,7 +27,7 @@ pub async fn wrap_keygen_first(
     Gotham::first(state, claim).await
 }
 
-#[post("/ecdsa/keygen/<id>/second", format = "json", data = "<dlog_proof>")]
+#[post("/ecdsa/keygen_v2/<id>/second", format = "json", data = "<dlog_proof>")]
 pub async fn wrap_keygen_second(
     state: &State<Mutex<Box<dyn Db>>>,
     claim: Claims,
@@ -40,7 +40,7 @@ pub async fn wrap_keygen_second(
 }
 
 #[post(
-"/ecdsa/keygen/<id>/third",
+"/ecdsa/keygen_v2/<id>/third",
 format = "json",
 data = "<party_2_pdl_first_message>"
 )]
@@ -56,7 +56,7 @@ pub async fn wrap_keygen_third(
 }
 
 #[post(
-"/ecdsa/keygen/<id>/fourth",
+"/ecdsa/keygen_v2/<id>/fourth",
 format = "json",
 data = "<party_two_pdl_second_message>"
 )]
@@ -71,7 +71,7 @@ pub async fn wrap_keygen_fourth(
     Gotham::fourth(state, claim, id, party_two_pdl_second_message).await
 }
 
-#[post("/ecdsa/keygen/<id>/chaincode/first", format = "json")]
+#[post("/ecdsa/keygen_v2/<id>/chaincode/first", format = "json")]
 pub async fn wrap_chain_code_first_message(
     state: &State<Mutex<Box<dyn Db>>>,
     claim: Claims,
@@ -83,7 +83,7 @@ pub async fn wrap_chain_code_first_message(
 }
 
 #[post(
-"/ecdsa/keygen/<id>/chaincode/second",
+"/ecdsa/keygen_v2/<id>/chaincode/second",
 format = "json",
 data = "<cc_party_two_first_message_d_log_proof>"
 )]