diff --git a/CHANGES b/CHANGES
index 7447402c6d..21b7e82bce 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,7 @@
 
+  65.   [cleanup]       Removed obsolete typedef of dns_zone_callbackarg_t
+			from <dns/types.h>.
+
   64.	[func]		The RBT, DB, and zone table APIs now allow the
 			caller find the most-enclosing superdomain of
 			a name.
diff --git a/bin/tests/zone2_test.c b/bin/tests/zone2_test.c
index 853cbf170f..4f4c0f01f6 100644
--- a/bin/tests/zone2_test.c
+++ b/bin/tests/zone2_test.c
@@ -50,6 +50,8 @@
 		} else \
 			(void)NULL
 
+typedef struct dns_zone_callbackarg dns_zone_callbackarg_t;
+
 struct dns_zone_callbackarg {
         isc_mem_t *mctx;
 	dns_viewlist_t oldviews;
diff --git a/lib/dns/include/dns/types.h b/lib/dns/include/dns/types.h
index 127451f933..4ffe4b339c 100644
--- a/lib/dns/include/dns/types.h
+++ b/lib/dns/include/dns/types.h
@@ -86,7 +86,6 @@ typedef struct dns_view				dns_view_t;
 typedef ISC_LIST(dns_view_t)			dns_viewlist_t;
 typedef struct dns_zone				dns_zone_t;
 typedef struct dns_zonemgr			dns_zonemgr_t;
-typedef struct dns_zone_callbackarg		dns_zone_callbackarg_t;
 typedef struct dns_a6context			dns_a6context_t;
 typedef struct dns_rbt				dns_rbt_t;
 typedef struct dns_zt				dns_zt_t;