diff --git a/LeetCode SQL 50 Solution/176. Second heighest salary/1581. Customer Who Visited but Did Not Make Any Transactions/1581. Customer Who Visited but Did Not Make Any Transactions.sql b/LeetCode SQL 50 Solution/1581. Customer Who Visited but Did Not Make Any Transactions/1581. Customer Who Visited but Did Not Make Any Transactions.sql similarity index 100% rename from LeetCode SQL 50 Solution/176. Second heighest salary/1581. Customer Who Visited but Did Not Make Any Transactions/1581. Customer Who Visited but Did Not Make Any Transactions.sql rename to LeetCode SQL 50 Solution/1581. Customer Who Visited but Did Not Make Any Transactions/1581. Customer Who Visited but Did Not Make Any Transactions.sql