diff --git a/docker/cln/create-rune.sh b/docker/cln/create-rune.sh
index b288cf17..3fd3e3d1 100755
--- a/docker/cln/create-rune.sh
+++ b/docker/cln/create-rune.sh
@@ -11,7 +11,12 @@
 # format RTL reads via its runePath. POSIX sh compatible.
 set -u
 
-RUNE_FILE="${LIGHTNINGD_DATA}/rtl.rune"
+# Hardcoded to match the single source of truth used everywhere else in the fixture:
+# the cln volume mount (cln_data:/root/.lightning), the healthcheck's `test -f`, and
+# RTL's runePath (/cln/rtl.rune, /cln being cln_data mounted read-only). Keep these in
+# lockstep — do not switch to ${LIGHTNINGD_DATA}, which would silently diverge if the
+# image's data dir ever changed while the mounts/healthcheck stayed on /root/.lightning.
+RUNE_FILE="/root/.lightning/rtl.rune"
 
 [ -f "${RUNE_FILE}" ] && exit 0
 
diff --git a/server/controllers/cln/channels.ts b/server/controllers/cln/channels.ts
index bf3c6166..4a68624e 100644
--- a/server/controllers/cln/channels.ts
+++ b/server/controllers/cln/channels.ts
@@ -22,9 +22,9 @@ export const listPeerChannels = (req, res, next) => {
       channel.to_them_msat = channel.total_msat - channel.to_us_msat;
       channel.balancedness = (channel.total_msat === 0) ? 1 : (1 - Math.abs((channel.to_us_msat - channel.to_them_msat) / channel.total_msat)).toFixed(3);
       // listpeerchannels reports connection state as peer_connected. Mirror it onto the
-      // legacy 'connected' field so backward-compat consumers stay in sync (issue #1606).
-      // Coerce to a real boolean so strict-equality readers (e.g. onchain.ts's
-      // connected === false) behave correctly even when peer_connected is absent.
+      // documented legacy 'connected' field (see the Channel model) as a real boolean, so
+      // any backward-compat consumer of this endpoint gets a defined true/false rather than
+      // undefined when peer_connected is absent (issue #1606).
       channel.connected = !!channel.peer_connected;
       return getAlias(req.session.selectedNode, channel, 'peer_id');
     });