diff --git a/src/commands/upload.rs b/src/commands/upload.rs
index 6206404..33b9e03 100644
--- a/src/commands/upload.rs
+++ b/src/commands/upload.rs
@@ -1,4 +1,4 @@
-use std::io::Read;
+use std::io::{Read, Seek};
 
 pub async fn upload(
     remote_client: vercel_cache_helper::vercel::remote_cache_client::RemoteClient,
@@ -26,17 +26,19 @@ pub async fn upload(
     vercel_cache_helper::utils::create_tar_gz_archive(&cache_dir, &cache_dir_archive)?;
     vercel_cache_helper::utils::create_tar_gz_archive(&build_dir, &build_dir_archive)?;
 
+    build_dir_archive.seek(std::io::SeekFrom::Start(0)).unwrap();
+    cache_dir_archive.seek(std::io::SeekFrom::Start(0)).unwrap();
+
     let mut build_archive_buf: Vec<u8> = Vec::new();
     let mut cache_archive_buf: Vec<u8> = Vec::new();
 
-    build_dir_archive.read_to_end(&mut build_archive_buf)?;
-    cache_dir_archive.read_to_end(&mut cache_archive_buf)?;
+    println!("{:?}", build_dir_archive.metadata());
 
-    let build_archive_size = build_dir_archive.metadata()?.len();
-    let cache_archive_size = cache_dir_archive.metadata()?.len();
+    let build_archive_size =  build_dir_archive.read_to_end(&mut build_archive_buf)?;
+    let cache_archive_size = cache_dir_archive.read_to_end(&mut cache_archive_buf)?;
 
-    println!("Build archive size: {} bytes", build_archive_size);
-    println!("Cache archive size: {} bytes", cache_archive_size);
+    println!("Build archive bytes read: {} bytes", build_archive_size);
+    println!("Cache archive bytes read: {} bytes", cache_archive_size);
 
     let build_archive_hash = vercel_cache_helper::utils::generate_hash(&build_archive_buf);
     let cache_dir_hash = vercel_cache_helper::utils::generate_hash(&cache_archive_buf);
diff --git a/src/vercel/artifact.rs b/src/vercel/artifact.rs
index 9e3b459..3835cb7 100644
--- a/src/vercel/artifact.rs
+++ b/src/vercel/artifact.rs
@@ -4,7 +4,7 @@ pub struct ArtifactOptions {
 }
 
 trait RequestHeaders {
-    fn get_headers(&self, method: &str, content_len: Option<u64>) -> reqwest::header::HeaderMap;
+    fn get_headers(&self, method: &str, content_len: Option<usize>) -> reqwest::header::HeaderMap;
 }
 
 // Define the base struct with common fields and behavior.
@@ -33,7 +33,7 @@ impl ArtifactBaseRequest {
 
 // Implement the trait for the base struct.
 impl RequestHeaders for ArtifactBaseRequest {
-    fn get_headers(&self, method: &str, content_len: Option<u64>) -> reqwest::header::HeaderMap {
+    fn get_headers(&self, method: &str, content_len: Option<usize>) -> reqwest::header::HeaderMap {
         let mut headers = reqwest::header::HeaderMap::new();
 
         headers.insert(
@@ -108,9 +108,13 @@ impl ArtifactPutRequest {
 
         artifact.read_to_end(&mut body).await?;
 
+        let headers = self.0.get_headers("PUT", None);
+
+        println!("Headers: {:?}", headers);
+
         let response = client
             .put(&self.0.url)
-            .headers(self.0.get_headers("PUT", None))
+            .headers(headers)
             .body(body)
             .send()
             .await?;
@@ -121,13 +125,19 @@ impl ArtifactPutRequest {
     pub async fn buffer(
         &mut self,
         artifact: &mut [u8],
-        content_len: u64
+        content_len: usize
     ) -> vercel_cache_helper::Result<reqwest::Response> {
         let client = reqwest::Client::new();
 
+        println!("{:?}", &artifact);
+
+        let headers = self.0.get_headers("PUT", Some(content_len));
+
+        println!("Headers: {:?}", headers);
+
         let response = client
             .put(&self.0.url)
-            .headers(self.0.get_headers("PUT", Some(content_len)))
+            .headers(headers)
             .body(artifact.to_owned())
             .send()
             .await?;