diff --git a/src/txmempool.h b/src/txmempool.h
index 9fc3054e3c6..e025dafd91e 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -312,16 +312,6 @@ public:
     }
 };
 
-struct update_lock_points
-{
-    explicit update_lock_points(const LockPoints& _lp) : lp(_lp) { }
-
-    void operator() (CTxMemPoolEntry &e) { e.UpdateLockPoints(lp); }
-
-private:
-    const LockPoints& lp;
-};
-
 // Multi_index tag names
 struct descendant_score {};
 struct entry_time {};
diff --git a/src/validation.cpp b/src/validation.cpp
index b2d253afd28..fff7cfc07b8 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -375,7 +375,7 @@ void CChainState::MaybeUpdateMempoolForReorg(
         } else if (!validLP) {
             // If CheckSequenceLocks succeeded, it also updated the LockPoints.
             // Now update the mempool entry lockpoints as well.
-            m_mempool->mapTx.modify(it, update_lock_points(lp));
+            m_mempool->mapTx.modify(it, [&lp](CTxMemPoolEntry& e) { e.UpdateLockPoints(lp); });
         }
 
         // If the transaction spends any coinbase outputs, it must be mature.