diff --git a/substrate/client/db/src/lib.rs b/substrate/client/db/src/lib.rs
index 1cdc68d7effc9..3fcc1935f267b 100644
--- a/substrate/client/db/src/lib.rs
+++ b/substrate/client/db/src/lib.rs
@@ -1709,7 +1709,6 @@ impl<Block: BlockT> Backend<Block> {
 						);
 					}
 				} else if operation.create_gap &&
-					number > best_num + One::one() &&
 					number > One::one() && self.blockchain.header(parent_hash)?.is_none()
 				{
 					let gap = (best_num + One::one(), number - One::one());