1 files changed, 2 insertions, 1 deletions
diff --git a/src/consensus/validation.h b/src/consensus/validation.h
index 6027bb9aeb..ad8ee676b2 100644
--- a/src/consensus/validation.h
+++ b/src/consensus/validation.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2021 The Bitcoin Core developers
+// Copyright (c) 2009-2022 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
@@ -79,6 +79,7 @@ enum class BlockValidationResult {
     BLOCK_INVALID_PREV,      //!< A block this one builds on is invalid
     BLOCK_TIME_FUTURE,       //!< block timestamp was > 2 hours in the future (or our clock is bad)
     BLOCK_CHECKPOINT,        //!< the block failed to meet one of our checkpoints
+    BLOCK_HEADER_LOW_WORK    //!< the block header may be on a too-little-work chain
 };