diff --git a/README.md b/README.md
index 67032c702c..0b882848eb 100644
--- a/README.md
+++ b/README.md
@@ -258,6 +258,12 @@ To build:
 sudo bash build-docker.sh
 ```
 
+or
+
+```bash
+sudo ./build-docker.sh
+```
+
 Your Kuiper image will be in the `kuiper-volume/` folder inside the cloned repository on you machine.
 After successful build, the docker image and the build container are removed if `PRESERVE_CONTAINER=n`.
 If needed, you can remove the build container with:
diff --git a/build-docker.sh b/build-docker.sh
old mode 100644
new mode 100755