diff --git a/pimd/CAVEATS b/pimd/CAVEATS
index 7e2820b..9f07bda 100644
--- a/pimd/CAVEATS
+++ b/pimd/CAVEATS
@@ -115,6 +115,7 @@
 
 C15 Changes in interface secondary address list are not immediately
     detected.
+    See also detect_secondary_address_change
     See also TODO T31.
 
 C16 AMT Draft (mboned-auto-multicast) is not supported.