diff --git a/core/state/trie_prefetcher.go b/core/state/trie_prefetcher.go
index a111b4630e..615446aedd 100644
--- a/core/state/trie_prefetcher.go
+++ b/core/state/trie_prefetcher.go
@@ -17,7 +17,6 @@
 package state
 
 import (
-	"fmt"
 	"sync"
 
 	"github.com/ethereum/go-ethereum/common"