diff --git a/doc/Changelog b/doc/Changelog
index e97d0ebaf..a59641316 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -11,6 +11,8 @@
 	- Correct and expand manual page entries for keepalive and idle timeout.
 	- Implement progressive backoff of TCP idle/keepalive timeout.
 	- Fix 'make depend' to work when build dir is not project root.
+	- Add delay parameter to streamtcp, -d secs.
+	  To be used when testing idle timeout.
 	- From Wouter: make depend, the dependencies in the patches did not
 	  apply cleanly.  Also remade yacc and lex.
 	- Fix mesh.c incompatible pointer pass.
diff --git a/testdata/tcp_idle_timeout.tdir/tcp_idle_timeout.test b/testdata/tcp_idle_timeout.tdir/tcp_idle_timeout.test
index 30852e075..2ae8c4fa8 100644
--- a/testdata/tcp_idle_timeout.tdir/tcp_idle_timeout.test
+++ b/testdata/tcp_idle_timeout.tdir/tcp_idle_timeout.test
@@ -4,6 +4,10 @@
 # use .tpkg.var.test for in test variable passing
 [ -f .tpkg.var.test ] && source .tpkg.var.test
 
+
+# Run up unbound with a 2s idle timeout. Try a normal TCP query, check it works, and then check that a connection with a 4s send delay fails.
+
+
 if uname | grep MINGW >/dev/null; then
 	echo "no job control in shell on windows. end test"
 	exit 0