diff --git a/src/os/unix/ngx_file_aio_read.c b/src/os/unix/ngx_file_aio_read.c
index aedc3c90c..bb60ee824 100644
--- a/src/os/unix/ngx_file_aio_read.c
+++ b/src/os/unix/ngx_file_aio_read.c
@@ -110,7 +110,7 @@ ngx_file_aio_read(ngx_file_t *file, u_char *buf, size_t size, off_t offset,
 #if (NGX_HAVE_KQUEUE)
     aio->aiocb.aio_sigevent.sigev_notify_kqueue = ngx_kqueue;
     aio->aiocb.aio_sigevent.sigev_notify = SIGEV_KEVENT;
-    aio->aiocb.aio_sigevent.sigev_value.sigval_ptr = ev;
+    aio->aiocb.aio_sigevent.sigev_value.sival_ptr = ev;
 #endif
     ev->handler = ngx_file_aio_event_handler;
 
diff --git a/src/os/unix/ngx_freebsd_config.h b/src/os/unix/ngx_freebsd_config.h
index b7da48cb1..c641108b7 100644
--- a/src/os/unix/ngx_freebsd_config.h
+++ b/src/os/unix/ngx_freebsd_config.h
@@ -89,8 +89,14 @@
 
 
 #if (NGX_HAVE_FILE_AIO)
+
 #include <aio.h>
 typedef struct aiocb  ngx_aiocb_t;
+
+#if (__FreeBSD_version < 700005 && !defined __DragonFly__)
+#define sival_ptr     sigval_ptr
+#endif
+
 #endif