diff --git a/mysql/mysql.go b/mysql/mysql.go
index d1052cc3..a9c5f706 100644
--- a/mysql/mysql.go
+++ b/mysql/mysql.go
@@ -81,7 +81,7 @@ func New(config ...Config) *Storage {
 		sqlSelect:  fmt.Sprintf("SELECT v, e FROM %s WHERE k=?;", cfg.Table),
 		sqlInsert:  fmt.Sprintf("INSERT INTO %s (k, v, e) VALUES (?,?,?) ON DUPLICATE KEY UPDATE v = ?, e = ?", cfg.Table),
 		sqlDelete:  fmt.Sprintf("DELETE FROM %s WHERE k=?", cfg.Table),
-		sqlReset:   fmt.Sprintf("DELETE FROM %s;", cfg.Table),
+		sqlReset:   fmt.Sprintf("TRUNCATE TABLE %s;", cfg.Table),
 		sqlGC:      fmt.Sprintf("DELETE FROM %s WHERE e <= ? AND e != 0", cfg.Table),
 	}
 
diff --git a/postgres/postgres.go b/postgres/postgres.go
index 87fa0aeb..34201c74 100644
--- a/postgres/postgres.go
+++ b/postgres/postgres.go
@@ -99,7 +99,7 @@ func New(config ...Config) *Storage {
 		sqlSelect:  fmt.Sprintf(`SELECT v, e FROM %s WHERE k=$1;`, cfg.Table),
 		sqlInsert:  fmt.Sprintf("INSERT INTO %s (k, v, e) VALUES ($1, $2, $3) ON CONFLICT (k) DO UPDATE SET v = $4, e = $5", cfg.Table),
 		sqlDelete:  fmt.Sprintf("DELETE FROM %s WHERE k=$1", cfg.Table),
-		sqlReset:   fmt.Sprintf("DELETE FROM %s;", cfg.Table),
+		sqlReset:   fmt.Sprintf("TRUNCATE TABLE %s;", cfg.Table),
 		sqlGC:      fmt.Sprintf("DELETE FROM %s WHERE e <= $1 AND e != 0", cfg.Table),
 	}