diff --git a/src/sql/ob_sql.h b/src/sql/ob_sql.h
index 75fe30901b5a37740b6cb3a3388fd6dd7c35db96..02b4b30e7e7879365ce5daf2662bc085fe870c06 100644
--- a/src/sql/ob_sql.h
+++ b/src/sql/ob_sql.h
@@ -68,7 +68,7 @@ public:
   void stat();
 
 public:
-  // These interface are one one mapping whit MySQL request type currently
+  // These interface are one one mapping with MySQL request type currently
 
   // Interface of SQL Engine for OB_MYSQL_COM_QUERY request
   //