diff --git a/src/github.rs b/src/github.rs
index a79773c..c584757 100644
--- a/src/github.rs
+++ b/src/github.rs
@@ -92,7 +92,7 @@ impl<A: Into<Body>> AssetUploader<A> for Client {
     ) -> Result<StatusCode, Box<dyn Error>> {
         Ok(self
             .post(&format!(
-                "http://uploads.github.com/repos/{}/releases/{}/assets",
+                "https://uploads.github.com/repos/{}/releases/{}/assets",
                 github_repo, release_id
             ))
             .header("Authorization", format!("bearer {}", github_token))