diff --git a/src/blockchain_db/blockchain_db.cpp b/src/blockchain_db/blockchain_db.cpp
index 5e12fa8ec..a84a4148d 100644
--- a/src/blockchain_db/blockchain_db.cpp
+++ b/src/blockchain_db/blockchain_db.cpp
@@ -216,15 +216,8 @@ void BlockchainDB::add_transaction(const crypto::hash& blk_hash, const std::pair
     }
     else
     {
-      LOG_PRINT_L1("Unsupported input type, removing key images and aborting transaction addition");
-      for (const txin_v& tx_input : tx.vin)
-      {
-        if (tx_input.type() == typeid(txin_to_key))
-        {
-          remove_spent_key(boost::get<txin_to_key>(tx_input).k_image);
-        }
-      }
-      return;
+      LOG_PRINT_L1("Unsupported input type, aborting transaction addition");
+      throw std::runtime_error("Unexpected input type, aborting");
     }
   }