diff --git a/FIX.org b/FIX.org
index 4317899..e9a6da5 100644
--- a/FIX.org
+++ b/FIX.org
@@ -2633,6 +2633,14 @@ what was true when they were written.
   and written up above under "Found while running it". Another lane has since
   fixed it (~trap_park stops dying on the abort race~), so the green run is a
   real green run rather than a lucky one.
+
+  One *other* ~test_dev.ml~ row failed once across five runs of identical
+  code — "the merged program never bound ...agent.sock", a daemon that did not
+  come up in time — and was green on the four runs either side of it, on the
+  lane and in the merged tree. Recorded rather than chased: it is a socket
+  bind in the agent fixture, and this lane touches neither the agent nor the
+  dyn side. It looks like the same family as the ~trap_park~ race that was
+  just fixed, one row further along.
 - test/programs/widening.flan, new, with three acceptance rows — default, -O0
   and ~--x86~ — and its output diffed by hand across the two backends before
   the rows were written. Byte-identical.