diff --git a/Cargo.lock b/Cargo.lock
index 07fd65f..01a6a04 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -524,6 +524,7 @@ dependencies = [
  "tower",
  "tracing",
  "tracing-subscriber",
+ "ua_generator",
  "uuid",
  "validator",
 ]
@@ -3123,6 +3124,7 @@ version = "0.23.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f287924602bf649d949c63dc8ac8b235fa5387d394020705b80c4eb597ce5b8"
 dependencies = [
+ "log",
  "once_cell",
  "ring",
  "rustls-pki-types",
@@ -4314,6 +4316,20 @@ version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
 
+[[package]]
+name = "ua_generator"
+version = "0.5.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a68ea0a55d5ad9e86e85f767180daff9f24a030490ac66e8490861e8484d7ed"
+dependencies = [
+ "dotenvy",
+ "fastrand",
+ "serde",
+ "serde_json",
+ "toml",
+ "ureq",
+]
+
 [[package]]
 name = "ucd-trie"
 version = "0.1.6"
@@ -4353,6 +4369,26 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
 
+[[package]]
+name = "ureq"
+version = "2.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "02d1a66277ed75f640d608235660df48c8e3c19f3b4edb6a263315626cc3c01d"
+dependencies = [
+ "base64",
+ "brotli-decompressor",
+ "encoding_rs",
+ "flate2",
+ "log",
+ "once_cell",
+ "rustls",
+ "rustls-pki-types",
+ "serde",
+ "serde_json",
+ "url",
+ "webpki-roots 0.26.2",
+]
+
 [[package]]
 name = "url"
 version = "2.5.4"
diff --git a/Cargo.toml b/Cargo.toml
index 10f3eae..8e1e0e2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -75,6 +75,7 @@ toml = "0.9.1"
 tower = "0.5.2"
 tracing = "0.1.41"
 tracing-subscriber = { version = "0.3.19", features = ["chrono", "json"] }
+ua_generator = "0.5.22"
 uuid = { version = "1.17.0", features = ["v4"] }
 validator = { version = "0.20.0", features = ["derive"] }
 
diff --git a/crates/bili_sync/Cargo.toml b/crates/bili_sync/Cargo.toml
index a6ebe12..a406d61 100644
--- a/crates/bili_sync/Cargo.toml
+++ b/crates/bili_sync/Cargo.toml
@@ -54,6 +54,7 @@ toml = { workspace = true }
 tower = { workspace = true }
 tracing = { workspace = true }
 tracing-subscriber = { workspace = true }
+ua_generator = { workspace = true }
 uuid = { workspace = true }
 validator = { workspace = true }
 
diff --git a/crates/bili_sync/src/bilibili/client.rs b/crates/bili_sync/src/bilibili/client.rs
index c204284..99462b2 100644
--- a/crates/bili_sync/src/bilibili/client.rs
+++ b/crates/bili_sync/src/bilibili/client.rs
@@ -4,6 +4,7 @@ use anyhow::Result;
 use leaky_bucket::RateLimiter;
 use reqwest::{Method, header};
 use sea_orm::DatabaseConnection;
+use ua_generator::ua;
 
 use crate::bilibili::Credential;
 use crate::bilibili::credential::WbiImg;
@@ -19,9 +20,7 @@ impl Client {
         let mut headers = header::HeaderMap::new();
         headers.insert(
             header::USER_AGENT,
-            header::HeaderValue::from_static(
-                "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36",
-            ),
+            header::HeaderValue::from_static(ua::spoof_chrome_mac_ua()),
         );
         headers.insert(
             header::REFERER,