diff --git a/README.md b/README.md
index 561c980..ce2a981 100644
--- a/README.md
+++ b/README.md
@@ -172,6 +172,7 @@ You can build a docker image with:
 
 ```bash
 git clone https://github.com/zardus/ctf-tools
+cd ctf-tools
 docker build -t ctf-tools .
 ```