diff --git a/doc/Changelog b/doc/Changelog
index 4cec01bc3..332482ac7 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -1,3 +1,7 @@
+9 January 2017: Wouter
+	- Fix #1202: Fix code comment that packed_rrset_data is not always
+	  'packed'.
+
 6 January 2017: Wouter
 	- Fix #1201: Fix missing unlock in answer_from_cache error condition.
 
diff --git a/util/data/packed_rrset.h b/util/data/packed_rrset.h
index 6039aef24..e95605445 100644
--- a/util/data/packed_rrset.h
+++ b/util/data/packed_rrset.h
@@ -191,6 +191,12 @@ enum sec_status {
  * RRset data.
  *
  * The data is packed, stored contiguously in memory.
+ *
+ * It is not always stored contiguously, in that case, an unpacked-packed
+ * rrset has the arrays separate.  A bunch of routines work on that, but
+ * the packed rrset that is contiguous is for the rrset-cache and the
+ * cache-response routines in daemon/worker.c.
+ *
  * memory layout:
  *	o base struct
  *	o rr_len size_t array