diff --git a/web/Dockerfile b/web/Dockerfile
index d32659aed9..4b04aa6990 100644
--- a/web/Dockerfile
+++ b/web/Dockerfile
@@ -53,12 +53,14 @@ ENV REEARTH_WEB_DEVELOPER_MODE=null
 ENV REEARTH_WEB_DOCUMENTATION_URL=null
 ENV REEARTH_WEB_EARLY_ACCESS_ADMINS=[]
 ENV REEARTH_WEB_EXTENSION_URLS=[]
+ENV REEARTH_WEB_FAVICON_URL=
 ENV REEARTH_WEB_IP=null
 ENV REEARTH_WEB_MARKETPLACE_URL=null
 ENV REEARTH_WEB_PASSWORD_POLICY=null
 ENV REEARTH_WEB_PLUGINS=null
 ENV REEARTH_WEB_POLICY=null
 ENV REEARTH_WEB_PUBLISHED=null
+ENV REEARTH_WEB_TITLE=
 
 COPY --from=builder --chown=nginx:nginx /app/dist /usr/share/nginx/html
 COPY --chown=nginx:nginx docker/nginx.conf.template /etc/nginx/templates/nginx.conf.template
diff --git a/web/docker/40-envsubst-on-reearth-config.sh b/web/docker/40-envsubst-on-reearth-config.sh
index df7850603a..beb5f64c1b 100755
--- a/web/docker/40-envsubst-on-reearth-config.sh
+++ b/web/docker/40-envsubst-on-reearth-config.sh
@@ -2,8 +2,21 @@
 
 set -e
 
-# rewrite index.html to change title and favicon
+# rewrite index.html and published.html to change title and favicon
 _REEARTH_HTML_FILE="/usr/share/nginx/html/index.html"
+_REEARTH_PUBLISHED_HTML_FILE="/usr/share/nginx/html/published.html"
+
+# Rewrite title tag in index.html only if REEARTH_WEB_TITLE is set
+if [ -n "$REEARTH_WEB_TITLE" ]; then
+  sed -i -e "s|<title>.*</title>|<title>${REEARTH_WEB_TITLE}</title>|g" "$_REEARTH_HTML_FILE"
+  sed -i -e "s|<title>.*</title>|<title>${REEARTH_WEB_TITLE}</title>|g" "$_REEARTH_PUBLISHED_HTML_FILE"
+fi
+
+# Rewrite favicon in index.html and published.html only if REEARTH_WEB_FAVICON_URL is set
+if [ -n "$REEARTH_WEB_FAVICON_URL" ]; then
+  sed -i -e "s|<link rel=\"icon\" href=\"[^\"]*\" />|<link rel=\"icon\" href=\"${REEARTH_WEB_FAVICON_URL}\" />|g" "$_REEARTH_HTML_FILE"
+  sed -i -e "s|<link rel=\"icon\" href=\"[^\"]*\" />|<link rel=\"icon\" href=\"${REEARTH_WEB_FAVICON_URL}\" />|g" "$_REEARTH_PUBLISHED_HTML_FILE"
+fi
 
 # generate reearth_config.json
 _REEARTH_CONFIG_TEMPLATE_FILE="/opt/reearth/reearth_config.json.template"