diff --git a/doc/Changelog b/doc/Changelog
index 08964afbc..09dc278e6 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -1,3 +1,6 @@
+23 February 2024: Yorgos
+	- Document the suspend argument for process_ds_response().
+
 22 February 2024: Wouter
 	- Fix trim of EDE text from large udp responses from spinning cpu.
 
diff --git a/validator/validator.c b/validator/validator.c
index 26d33a37f..aa71df9cb 100644
--- a/validator/validator.c
+++ b/validator/validator.c
@@ -3010,6 +3010,8 @@ return_bogus:
  * @param msg: result message (if rcode is OK).
  * @param qinfo: from the sub query state, query info.
  * @param origin: the origin of msg.
+ * @param suspend: returned true if the task takes too long and needs to
+ * 	suspend to continue the effort later.
  */
 static void
 process_ds_response(struct module_qstate* qstate, struct val_qstate* vq,