diff --git a/docker/tools/Dockerfile.visualizer b/docker/tools/Dockerfile.visualizer
index a1aec30ec6..736edc1629 100644
--- a/docker/tools/Dockerfile.visualizer
+++ b/docker/tools/Dockerfile.visualizer
@@ -46,7 +46,7 @@ WORKDIR /autoware
 COPY --from=builder /opt/autoware /opt/autoware
 COPY --from=builder /rosdep-visualizer-depend-packages.txt /tmp/rosdep-visualizer-depend-packages.txt
 
-# cspell:ignore openbox, VNC, ngrok, tigervnc, novnc, websockify, newkey, xstartup
+# cspell:ignore openbox, VNC, ngrok, tigervnc, novnc, websockify, newkey, xstartup, vncpassword, keyout
 # Install openbox, VNC, ngrok, and simulator dependencies
 RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
   curl unzip openbox tigervnc-standalone-server tigervnc-common \
diff --git a/docker/tools/etc/entrypoint.sh b/docker/tools/etc/entrypoint.sh
index 678e29916d..ea1fc51c16 100644
--- a/docker/tools/etc/entrypoint.sh
+++ b/docker/tools/etc/entrypoint.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# cspell:ignore openbox, VNC, ngrok, tigervnc, novnc, websockify, newkey, xstartup
+# cspell:ignore openbox, VNC, ngrok, tigervnc, novnc, websockify, newkey, xstartup, pixelformat, AUTHTOKEN, authtoken
 
 configure_vnc() {
     # Create Openbox application configuration
diff --git a/docker/tools/etc/xstartup b/docker/tools/etc/xstartup
index 4788b3331e..d363383781 100644
--- a/docker/tools/etc/xstartup
+++ b/docker/tools/etc/xstartup
@@ -1,5 +1,5 @@
 #!/bin/sh
-# cspell:ignore openbox, VNC, ngrok, tigervnc, novnc, websockify, newkey, xstartup
+# cspell:ignore openbox, VNC, ngrok, tigervnc, novnc, websockify, newkey, xstartup, DBUS, Xresources, xrdb
 
 unset SESSION_MANAGER
 unset DBUS_SESSION_BUS_ADDRESS