diff --git a/lib/dns/api b/lib/dns/api
index 851a316bed..1505071b41 100644
--- a/lib/dns/api
+++ b/lib/dns/api
@@ -1,3 +1,3 @@
 LIBINTERFACE = 55
-LIBREVISION = 0
+LIBREVISION = 1
 LIBAGE = 0
diff --git a/lib/isc/api b/lib/isc/api
index af155ca8f5..e55996b269 100644
--- a/lib/isc/api
+++ b/lib/isc/api
@@ -1,3 +1,3 @@
 LIBINTERFACE = 52
-LIBREVISION = 0
+LIBREVISION = 1
 LIBAGE = 2