diff --git a/core/state/database.go b/core/state/database.go
index 36926ec69d..592058f06d 100644
--- a/core/state/database.go
+++ b/core/state/database.go
@@ -151,9 +151,6 @@ func (db *cachingDB) ContractCodeSize(addrHash, codeHash common.Hash) (int, erro
 		return cached.(int), nil
 	}
 	code, err := db.ContractCode(addrHash, codeHash)
-	if err == nil {
-		db.codeSizeCache.Add(codeHash, len(code))
-	}
 	return len(code), err
 }