diff --git a/balius-runtime/src/drivers/chainsync.rs b/balius-runtime/src/drivers/chainsync.rs
index d878f7a..efd83e7 100644
--- a/balius-runtime/src/drivers/chainsync.rs
+++ b/balius-runtime/src/drivers/chainsync.rs
@@ -56,7 +56,10 @@ async fn gather_blocks(
                 undos = store.handle_reset(block_ref.into())?;
             }
             None => {
-                tracing::warn!("Received None response from follow_tip, skipping")
+                tracing::error!("Received None response from follow_tip");
+                return Err(Error::Driver(
+                    "Invalid response from follow_tip".to_string(),
+                ));
             }
         }
     }