diff --git a/pymysql/cursors.py b/pymysql/cursors.py
index 21a694f..e5e40ae 100644
--- a/pymysql/cursors.py
+++ b/pymysql/cursors.py
@@ -292,7 +292,7 @@ class SSCursor(Cursor):
 
     def _query(self, q):
         conn = self._get_db()
-        self.lastexecuted = q
+        self._last_executed = q
         conn.query(q, unbuffered=True)
         self._do_get_result()
         return self.rowcount