diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index a6c2c87723..e607e68c81 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -1020,6 +1020,7 @@ void CTxMemPool::removeExpiredAssetUnlock(int nBlockHeight)
 
 void CTxMemPool::_clear()
 {
+    vTxHashes.clear();
     mapTx.clear();
     mapNextTx.clear();
     mapProTxAddresses.clear();