diff --git a/rust/main/hyperlane-base/src/types/gcs_storage.rs b/rust/main/hyperlane-base/src/types/gcs_storage.rs
index a413edb323..e29f382a2c 100644
--- a/rust/main/hyperlane-base/src/types/gcs_storage.rs
+++ b/rust/main/hyperlane-base/src/types/gcs_storage.rs
@@ -240,7 +240,8 @@ impl CheckpointSyncer for GcsStorageClient {
         &self,
         signed_checkpoint: &SignedCheckpointWithMessageId,
     ) -> Result<()> {
-        let object_name = Self::get_checkpoint_key(signed_checkpoint.value.index);
+        let object_key = Self::get_checkpoint_key(signed_checkpoint.value.index);
+        let object_name = self.object_path(&object_key);
         let data = serde_json::to_vec(signed_checkpoint)?;
         self.upload_and_log(&object_name, data).await
     }
@@ -305,4 +306,4 @@ async fn public_landset_no_auth_works_test() {
         .await
         .unwrap();
     assert!(client.get_by_path(LANDSAT_KEY).await.is_ok());
-}
+}
\ No newline at end of file