diff --git a/docs/03-auto-tracing/01-istio-bookinfo-demo.md b/docs/04-auto-tracing/03-istio-bookinfo-demo.md
similarity index 100%
rename from docs/03-auto-tracing/01-istio-bookinfo-demo.md
rename to docs/04-auto-tracing/03-istio-bookinfo-demo.md