diff --git a/gstlal-inspiral/bin/gstlal_inspiral b/gstlal-inspiral/bin/gstlal_inspiral
index 8a576338a6e32a98a90a2c1848c8ef89b4bca921..b1281806d4d490ed96bd2b477dae29682b59decb 100755
--- a/gstlal-inspiral/bin/gstlal_inspiral
+++ b/gstlal-inspiral/bin/gstlal_inspiral
@@ -228,6 +228,9 @@ def setrlimit(res, lim):
 setrlimit(resource.RLIMIT_NPROC, None)
 setrlimit(resource.RLIMIT_AS, None)
 setrlimit(resource.RLIMIT_RSS, None)
+# FIXME:  tests at CIT show that this next tweak has no effect.  it's
+# possible that SL7 has lowered the default stack size from SL6 and we
+# don't need to do this anymore.  remove?
 setrlimit(resource.RLIMIT_STACK, 1024 * 1024) # 1 MiB per thread