diff --git a/core/state/state_object.go b/core/state/state_object.go
index 3239be368c..85cb8b44de 100644
--- a/core/state/state_object.go
+++ b/core/state/state_object.go
@@ -304,10 +304,9 @@ func (s *stateObject) finalise() {
 // loading or updating of the trie, an error will be returned. Furthermore,
 // this function will return the mutated storage trie, or nil if there is no
 // storage change at all.
+//
+// It assumes all the dirty storage slots have been finalized before.
 func (s *stateObject) updateTrie() (Trie, error) {
-	// Make sure all dirty slots are finalized into the pending storage area
-	s.finalise()
-
 	// Short circuit if nothing changed, don't bother with hashing anything
 	if len(s.pendingStorage) == 0 {
 		return s.trie, nil