diff --git a/core/src/services/onedrive/writer.rs b/core/src/services/onedrive/writer.rs
index f2a35d1e57d..c6ed61f22c4 100644
--- a/core/src/services/onedrive/writer.rs
+++ b/core/src/services/onedrive/writer.rs
@@ -122,7 +122,7 @@ impl OneDriveWriter {
     }
 
     async fn create_upload_session(&self) -> Result<OneDriveUploadSessionCreationResponseBody> {
-        let file_name_from_path = self.path.split('/').last().ok_or_else(|| {
+        let file_name_from_path = self.path.split('/').next_back().ok_or_else(|| {
             Error::new(
                 ErrorKind::Unexpected,
                 "connection string must have AccountName",
diff --git a/core/src/services/vercel_blob/error.rs b/core/src/services/vercel_blob/error.rs
index f694788867b..58f9420a1ac 100644
--- a/core/src/services/vercel_blob/error.rs
+++ b/core/src/services/vercel_blob/error.rs
@@ -39,7 +39,7 @@ struct VercelBlobErrorDetail {
 
 /// Parse error response into Error.
 pub(super) fn parse_error(resp: Response<Buffer>) -> Error {
-    let (parts, mut body) = resp.into_parts();
+    let (parts, body) = resp.into_parts();
     let bs = body.to_bytes();
 
     let (kind, retryable) = match parts.status.as_u16() {
diff --git a/core/src/services/webdav/error.rs b/core/src/services/webdav/error.rs
index cf8c1670f5a..bc3f2f4b3bf 100644
--- a/core/src/services/webdav/error.rs
+++ b/core/src/services/webdav/error.rs
@@ -15,7 +15,6 @@
 // specific language governing permissions and limitations
 // under the License.
 
-use bytes::Buf;
 use http::Response;
 use http::StatusCode;