diff --git a/python-toolbox/.gitignore b/python-toolbox/.gitignore
index 7f355d0..5b5eb4a 100644
--- a/python-toolbox/.gitignore
+++ b/python-toolbox/.gitignore
@@ -16,3 +16,4 @@
 python-toolbox
 .profiling
 dist
+.dev
diff --git a/python-toolbox/marvin_python_toolbox/management/templates/python-engine/Makefile b/python-toolbox/marvin_python_toolbox/management/templates/python-engine/Makefile
index ba3aac7..e734143 100644
--- a/python-toolbox/marvin_python_toolbox/management/templates/python-engine/Makefile
+++ b/python-toolbox/marvin_python_toolbox/management/templates/python-engine/Makefile
@@ -31,15 +31,15 @@
 	@echo "        Runs the docker run command with marvin env default parameters."
 
 marvin:
-	pip install -e ".[testing]" --process-dependency-links
+	pip install -e ".[testing]"
 	marvin --help
 
 marvin-prod:
-	pip install . --process-dependency-links
+	pip install .
 	marvin --help
 
 update:
-	pip install -e . -U --process-dependency-links
+	pip install -e . -U
 
 clean-pyc:
 	find . -name '*.pyc' -exec rm -f {} +