diff --git a/core/rawdb/chain_iterator.go b/core/rawdb/chain_iterator.go
index b940195eb0..9c62a63b66 100644
--- a/core/rawdb/chain_iterator.go
+++ b/core/rawdb/chain_iterator.go
@@ -378,7 +378,9 @@ func PruneTransactionIndex(db ethdb.Database, pruneBlock uint64) {
 		}
 		bn := decodeNumber(v)
 		if bn < pruneBlock {
-			db.Delete(iter.Key())
+			if err := db.Delete(iter.Key()); err != nil {
+				log.Crit("Error deleting tx lookup entry", "hash", fmt.Sprintf("%x", iter.Key()))
+			}
 		}
 	}
 }