diff --git a/README.md b/README.md
index ba166883..d8f6408c 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,7 @@ cd ../../
 python3 -m venv venv
 pip install -r requirements.txt
 
+git submodule update --init --recursive
 bash ./webui.sh
 ```