diff --git a/.gitignore b/.gitignore
index e2b9ee5..27384fe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@
 _book
 xos/_book
 venv-xosdocs
+.DS_Store
diff --git a/developer/workflows.md b/developer/workflows.md
index 0c071bf..9a8a99e 100644
--- a/developer/workflows.md
+++ b/developer/workflows.md
@@ -69,8 +69,8 @@
 Then you’ll need to build the XOS containers from source:
 
 ```shell
-cd ~/cord/automation-tools
-./developer/imagebuilder.py -f ../helm-charts/examples/filter-images.yaml
+cd ~/cord/automation-tools/developer
+python imagebuilder.py -f ../../helm-charts/examples/filter-images.yaml -x
 ```
 
 At this point the images containing your changes will be available