diff --git a/sql/sql_alloc.h b/sql/sql_alloc.h
index 9b596aa51a4..43f46160122 100644
--- a/sql/sql_alloc.h
+++ b/sql/sql_alloc.h
@@ -37,7 +37,7 @@ public:
   }
   static void *operator new[](size_t size, MEM_ROOT *mem_root) throw ()
   { return alloc_root(mem_root, size); }
-  static void *operator new(size_t size, MEM_ROOT *mem_root)
+  static void *operator new(size_t size, MEM_ROOT *mem_root) throw()
   { return alloc_root(mem_root, size); }
   static void operator delete(void *ptr, size_t size) { TRASH(ptr, size); }
   static void operator delete(void *, MEM_ROOT *){}