diff --git a/doc/go1.6.txt b/doc/go1.6.txt
index fb141cecf95..e989604467f 100644
--- a/doc/go1.6.txt
+++ b/doc/go1.6.txt
@@ -1,6 +1,7 @@
 Tools:
 
 cmd/dist: use clang on FreeBSD (https://golang.org/cl/16635)
+cmd/doc: search packages in breadth-first order (https://golang.org/cl/17691)
 cmd/go: vendoring enabled by default (https://golang.org/cl/13967/)
 cmd/go: flags for tests must precede package name if present; also makes it easier to pass flags to test binaries (https://golang.org/cl/14826)
 cmd/go: add -msan option (https://golang.org/cl/16169)