diff --git a/README.md b/README.md
index 3124cb7..76525e0 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,7 @@ A pixiv downloader written in Rust.
 - [ ] Add support for multiple threads download.
 - [ ] Batch download.
 - [ ] Fanbox support.
+### TODO - CVE
 - [ ] Remove parse_duration dependency which used in unittest.
 ## Rust features flags
 ### all
diff --git a/proc_macros/proc_macros.rs b/proc_macros/proc_macros.rs
index 50d25d0..4e070b7 100644
--- a/proc_macros/proc_macros.rs
+++ b/proc_macros/proc_macros.rs
@@ -8,7 +8,6 @@ use syn::parse_macro_input;
 use syn::Ident;
 use syn::ItemFn;
 use syn::LitInt;
-use syn::LitStr;
 
 #[proc_macro]
 pub fn define_struct_reader_fn(item: TokenStream) -> TokenStream {
@@ -92,8 +91,7 @@ pub fn async_timeout_test(attr: TokenStream, item: TokenStream) -> TokenStream {
         sig,
         block,
     } = parse_macro_input!(item as ItemFn);
-    let meta = parse_macro_input!(attr as LitStr);
-    let dura = parse_duration::parse(meta.value().as_str()).unwrap();
+    let dura = parse_duration::parse(attr.to_string().as_str()).unwrap();
     let secs = LitInt::new(format!("{}", dura.as_secs()).as_str(), sig.ident.span());
     let nanos = LitInt::new(
         format!("{}", dura.subsec_nanos()).as_str(),
diff --git a/src/downloader/downloader.rs b/src/downloader/downloader.rs
index 96a909a..10fc9d9 100644
--- a/src/downloader/downloader.rs
+++ b/src/downloader/downloader.rs
@@ -679,7 +679,7 @@ impl<T: Write + Seek + Send + Sync + ClearFile + GetTargetFileName> Drop for Dow
     }
 }
 
-#[proc_macros::async_timeout_test("100s")]
+#[proc_macros::async_timeout_test(120s)]
 #[tokio::test(flavor = "multi_thread", worker_threads = 4)]
 async fn test_downloader() {
     let p = Path::new("./test");
@@ -721,7 +721,7 @@ async fn test_downloader() {
     }
 }
 
-#[proc_macros::async_timeout_test("60s")]
+#[proc_macros::async_timeout_test(120s)]
 #[tokio::test(flavor = "multi_thread", worker_threads = 4)]
 async fn test_failed_downloader() {
     let p = Path::new("./test");
@@ -758,7 +758,7 @@ async fn test_failed_downloader() {
     }
 }
 
-#[proc_macros::async_timeout_test("60s")]
+#[proc_macros::async_timeout_test(120s)]
 #[tokio::test(flavor = "multi_thread", worker_threads = 4)]
 async fn test_downloader_dropped() {
     let p = Path::new("./test");