diff --git a/include/boost/asio/impl/handler_alloc_hook.ipp b/include/boost/asio/impl/handler_alloc_hook.ipp
index a44e278b90..7dbe10b39f 100644
--- a/include/boost/asio/impl/handler_alloc_hook.ipp
+++ b/include/boost/asio/impl/handler_alloc_hook.ipp
@@ -52,7 +52,7 @@ asio_handler_deallocate(void* pointer, std::size_t size, ...)
       detail::thread_context::top_of_thread_call_stack(), pointer, size);
 #else // !defined(BOOST_ASIO_DISABLE_SMALL_BLOCK_RECYCLING)
   (void)size;
-  aligned_delete(pointer)
+  aligned_delete(pointer);
 #endif // !defined(BOOST_ASIO_DISABLE_SMALL_BLOCK_RECYCLING)
 }