diff --git a/scripts/bus-service.sh b/scripts/bus-service.sh
index f641c479..3c9e47d1 100755
--- a/scripts/bus-service.sh
+++ b/scripts/bus-service.sh
@@ -40,7 +40,7 @@ claude_line() {
     if [ "$CLAUDE_SET" = 1 ]; then
         bin="$CLAUDE_BIN"
     else
-        bin="$(command -v claude || true)"
+        bin="$(command -v claude || true)"; [ -z "$bin" ] || bin="$(readlink -f "$bin")"
         if [ -z "$bin" ]; then
             echo "bus-service: no claude on PATH; MOSAIC_CLAUDE_BIN left unset (--claude PATH pins one)" >&2
             echo "# MOSAIC_CLAUDE_BIN unset: no claude on PATH at install time"