diff --git a/src/buffered_range_client.rs b/src/buffered_range_client.rs
index 05b04f7..32ccae4 100644
--- a/src/buffered_range_client.rs
+++ b/src/buffered_range_client.rs
@@ -205,21 +205,11 @@ pub(crate) mod sync {
}
/// Send a HEAD request and get content-length
- pub fn get_content_length(&mut self) -> std::result::Result