diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 6f12fb2bbc5557..1ceadf74fa8827 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -1249,7 +1249,6 @@ class CWallet : public CCryptoKeyStore, public CValidationInterface
 
     /** notify stake-split threshold changed */
     boost::signals2::signal<void (const CAmount stakeSplitThreshold)> NotifySSTChanged;
-    void NotifyChainLock(const CBlockIndex* pindexChainLock, const llmq::CChainLockSig& clsig) override;
 };
 
 /** A key allocated from the key pool. */