diff --git a/lib/isc/include/isc/ondestroy.h b/lib/isc/include/isc/ondestroy.h
index 257dea43ab..d62f1d0269 100644
--- a/lib/isc/include/isc/ondestroy.h
+++ b/lib/isc/include/isc/ondestroy.h
@@ -68,10 +68,10 @@ ISC_LANG_BEGINDECLS
  * see dns/zone.c for an ifdef'd-out example.
  */
 
-typedef struct {
+struct isc_ondestroy {
 	unsigned int magic;
 	isc_eventlist_t events;
-} isc_ondestroy_t;
+};
 
 void
 isc_ondestroy_init(isc_ondestroy_t *ondest);
diff --git a/lib/isc/include/isc/types.h b/lib/isc/include/isc/types.h
index 123f4763f7..56b4a35d57 100644
--- a/lib/isc/include/isc/types.h
+++ b/lib/isc/include/isc/types.h
@@ -43,6 +43,7 @@ typedef struct isc_logmodule		isc_logmodule_t;
 typedef struct isc_mem			isc_mem_t;
 typedef struct isc_mempool		isc_mempool_t;
 typedef struct isc_msgcat		isc_msgcat_t;
+typedef struct isc_ondestroy		isc_ondestroy_t;
 typedef struct isc_netaddr		isc_netaddr_t;
 typedef struct isc_region		isc_region_t;
 typedef unsigned int			isc_result_t;