diff --git a/src/fiber/config.rs b/src/fiber/config.rs
index 39e21c9e..1ef0b751 100644
--- a/src/fiber/config.rs
+++ b/src/fiber/config.rs
@@ -7,6 +7,7 @@ use clap_serde_derive::{
 };
 use serde::{Deserialize, Deserializer, Serializer};
 use std::{fs, path::PathBuf};
+use tentacle::secio::{PublicKey, SecioKeyPair};
 
 pub const CKB_SHANNONS: u64 = 100_000_000; // 1 CKB = 10 ^ 8 shannons
 pub const DEFAULT_MIN_INBOUND_LIQUIDITY: u64 = 100 * CKB_SHANNONS; // 100 CKB for minimal inbound liquidity
@@ -307,6 +308,14 @@ impl FiberConfig {
         self.announce_node_interval_seconds
             .unwrap_or(DEFAULT_ANNOUNCE_NODE_INTERVAL_SECONDS)
     }
+
+    pub fn public_key(&self) -> PublicKey {
+        let secio_kp: SecioKeyPair = self
+            .read_or_generate_secret_key()
+            .expect("read or generate secret key")
+            .into();
+        secio_kp.public_key()
+    }
 }
 
 // Basically ckb_sdk::types::NetworkType. But we added a `Mocknet` variant.
diff --git a/src/fiber/network.rs b/src/fiber/network.rs
index 539e2829..3d0df8d9 100644
--- a/src/fiber/network.rs
+++ b/src/fiber/network.rs
@@ -3238,11 +3238,7 @@ pub async fn start_network<
     store: S,
     channel_subscribers: ChannelSubscribers,
 ) -> ActorRef<NetworkActorMessage> {
-    let secio_kp: SecioKeyPair = config
-        .read_or_generate_secret_key()
-        .expect("read or generate secret key")
-        .into();
-    let my_pubkey = secio_kp.public_key();
+    let my_pubkey = config.public_key();
     let my_peer_id = PeerId::from_public_key(&my_pubkey);
 
     let (actor, _handle) = Actor::spawn_linked(
diff --git a/src/main.rs b/src/main.rs
index d32bf6d0..86b42f1b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -63,6 +63,7 @@ pub async fn main() {
 
     let store = Store::new(config.fiber.as_ref().unwrap().store_path());
     let subscribers = ChannelSubscribers::default();
+    let mut node_public_key = None;
 
     let fiber_command_sender = match config.fiber {
         Some(fiber_config) => {
@@ -70,6 +71,7 @@ pub async fn main() {
             // for the user to fix the error and start the node.
             let ckb_config = config.ckb.expect("ckb service is required for ckb service. \
             Add ckb service to the services list in the config file and relevant configuration to the ckb section of the config file.");
+            node_public_key = Some(fiber_config.public_key());
 
             let _ = init_contracts_context(fiber_config.network, Some(&ckb_config));
 
@@ -182,14 +184,21 @@ pub async fn main() {
 
     // Start rpc service
     let rpc_server_handle = match config.rpc {
-        Some(rpc_config) => {
+        Some(config) => {
             if fiber_command_sender.is_none() && cch_actor.is_none() {
                 error!("Rpc service requires ckb and cch service to be started. Exiting.");
                 return;
             }
 
             info!("Starting rpc");
-            let handle = start_rpc(rpc_config, fiber_command_sender, cch_actor, store).await;
+            let handle = start_rpc(
+                config,
+                fiber_command_sender,
+                cch_actor,
+                store,
+                node_public_key,
+            )
+            .await;
             Some(handle)
         }
         None => None,
diff --git a/src/rpc/invoice.rs b/src/rpc/invoice.rs
index b3de8bb7..9ac6bdb8 100644
--- a/src/rpc/invoice.rs
+++ b/src/rpc/invoice.rs
@@ -7,8 +7,10 @@ use crate::invoice::{CkbInvoice, Currency, InvoiceBuilder, InvoiceStore};
 use ckb_jsonrpc_types::Script;
 use jsonrpsee::types::error::CALL_EXECUTION_FAILED_CODE;
 use jsonrpsee::{core::async_trait, proc_macros::rpc, types::ErrorObjectOwned};
+use secp256k1::PublicKey as Publickey;
 use serde::{Deserialize, Serialize};
 use serde_with::serde_as;
+use tentacle::secio::PublicKey;
 
 #[serde_as]
 #[derive(Serialize, Deserialize)]
@@ -62,11 +64,12 @@ pub trait InvoiceRpc {
 
 pub struct InvoiceRpcServerImpl<S> {
     pub store: S,
+    pub public_key: Option<PublicKey>,
 }
 
 impl<S> InvoiceRpcServerImpl<S> {
-    pub fn new(store: S) -> Self {
-        Self { store }
+    pub fn new(store: S, public_key: Option<PublicKey>) -> Self {
+        Self { store, public_key }
     }
 }
 
@@ -102,6 +105,12 @@ where
             invoice_builder = invoice_builder.hash_algorithm(hash_algorithm);
         };
 
+        if let Some(public_key) = &self.public_key {
+            invoice_builder = invoice_builder.payee_pub_key(
+                Publickey::from_slice(public_key.inner_ref()).expect("public key must be valid"),
+            );
+        }
+
         match invoice_builder.build() {
             Ok(invoice) => match self
                 .store
diff --git a/src/rpc/mod.rs b/src/rpc/mod.rs
index 396c11a4..74133f9e 100644
--- a/src/rpc/mod.rs
+++ b/src/rpc/mod.rs
@@ -17,6 +17,7 @@ use invoice::{InvoiceRpcServer, InvoiceRpcServerImpl};
 use jsonrpsee::server::{Server, ServerHandle};
 use peer::{PeerRpcServer, PeerRpcServerImpl};
 use ractor::ActorRef;
+use tentacle::secio::PublicKey;
 use tokio::sync::mpsc::Sender;
 
 pub type InvoiceCommandWithReply = (InvoiceCommand, Sender<crate::Result<String>>);
@@ -53,10 +54,11 @@ pub async fn start_rpc<S: ChannelActorStateStore + InvoiceStore + Clone + Send +
     network_actor: Option<ActorRef<NetworkActorMessage>>,
     cch_actor: Option<ActorRef<CchMessage>>,
     store: S,
+    node_publick_key: Option<PublicKey>,
 ) -> ServerHandle {
     let listening_addr = config.listening_addr.as_deref().unwrap_or("[::]:0");
     let server = build_server(listening_addr);
-    let mut methods = InvoiceRpcServerImpl::new(store.clone()).into_rpc();
+    let mut methods = InvoiceRpcServerImpl::new(store.clone(), node_publick_key).into_rpc();
     if let Some(network_actor) = network_actor {
         let peer = PeerRpcServerImpl::new(network_actor.clone());
         let channel = ChannelRpcServerImpl::new(network_actor, store);
diff --git a/tests/bruno/e2e/router-pay/13-node3-gen-invoice-later.bru b/tests/bruno/e2e/router-pay/13-node3-gen-invoice-later.bru
new file mode 100644
index 00000000..beb6853a
--- /dev/null
+++ b/tests/bruno/e2e/router-pay/13-node3-gen-invoice-later.bru
@@ -0,0 +1,65 @@
+meta {
+  name: generate a invoice
+  type: http
+  seq: 13
+}
+
+post {
+  url: {{NODE3_RPC_URL}}
+  body: json
+  auth: none
+}
+
+headers {
+  Content-Type: application/json
+  Accept: application/json
+}
+
+body:json {
+  {
+    "id": "42",
+    "jsonrpc": "2.0",
+    "method": "new_invoice",
+    "params": [
+      {
+        "amount": "0x613",
+        "currency": "Fibb",
+        "description": "test invoice generated by node3",
+        "expiry": "0xe10",
+        "final_cltv": "0x28",
+        "payment_preimage": "{{payment_preimage}}"
+      }
+    ]
+  }
+}
+
+assert {
+  res.body.error: isUndefined
+  res.body.result: isDefined
+}
+
+script:pre-request {
+  // generate random preimage
+  function generateRandomPreimage() {
+    let hash = '0x';
+    for (let i = 0; i < 64; i++) {
+        hash += Math.floor(Math.random() * 16).toString(16);
+    }
+    return hash;
+  }
+  const payment_preimage = generateRandomPreimage();
+  bru.setVar("payment_preimage", payment_preimage);
+  let hash_algorithm = bru.getEnvVar("HASH_ALGORITHM");
+  if (hash_algorithm !== null) {
+    let body = req.getBody();
+    body.params[0].hash_algorithm = hash_algorithm;
+    req.setBody(body);
+  }
+}
+
+script:post-response {
+  // Sleep for sometime to make sure current operation finishes before next request starts.
+  await new Promise(r => setTimeout(r, 100));
+  console.log("generated result: ", res.body.result);
+  bru.setVar("encoded_invoice", res.body.result.invoice_address);
+}
diff --git a/tests/bruno/e2e/router-pay/14-node1-send-payment-with-invoice.bru b/tests/bruno/e2e/router-pay/14-node1-send-payment-with-invoice.bru
new file mode 100644
index 00000000..8ccd33fa
--- /dev/null
+++ b/tests/bruno/e2e/router-pay/14-node1-send-payment-with-invoice.bru
@@ -0,0 +1,47 @@
+meta {
+  name: Node1 send payment with router only with invoice
+  type: http
+  seq: 14
+}
+
+post {
+  url: {{NODE1_RPC_URL}}
+  body: json
+  auth: none
+}
+
+headers {
+  Content-Type: application/json
+  Accept: application/json
+}
+
+body:json {
+  {
+    "id": "42",
+    "jsonrpc": "2.0",
+    "method": "send_payment",
+    "params": [
+      {
+        "invoice": "{{encoded_invoice}}"
+      }
+    ]
+  }
+}
+
+assert {
+  res.body.error: isUndefined
+}
+
+
+script:pre-request {
+  // sleep for a while
+  await new Promise(r => setTimeout(r, 1000));
+}
+
+
+script:post-response {
+  // Sleep for sometime to make sure current operation finishes before next request starts.
+  await new Promise(r => setTimeout(r, 100));
+  console.log("send payment result: ", res.body);
+
+}
diff --git a/tests/bruno/e2e/router-pay/13-node1-send-payment-keysend.bru b/tests/bruno/e2e/router-pay/15-node1-send-payment-keysend.bru
similarity index 87%
rename from tests/bruno/e2e/router-pay/13-node1-send-payment-keysend.bru
rename to tests/bruno/e2e/router-pay/15-node1-send-payment-keysend.bru
index 7636baa3..085dd101 100644
--- a/tests/bruno/e2e/router-pay/13-node1-send-payment-keysend.bru
+++ b/tests/bruno/e2e/router-pay/15-node1-send-payment-keysend.bru
@@ -1,7 +1,7 @@
 meta {
   name: Node1 send payment with router in keysend mode
   type: http
-  seq: 13
+  seq: 15
 }
 
 post {
@@ -34,6 +34,11 @@ assert {
   res.body.error: isUndefined
 }
 
+script:pre-request {
+  // sleep for a while
+  await new Promise(r => setTimeout(r, 1000));
+}
+
 script:post-response {
   // Sleep for sometime to make sure current operation finishes before next request starts.
   await new Promise(r => setTimeout(r, 100));