diff --git a/Makefile b/Makefile
index c4f66fa7..7a7afd72 100644
--- a/Makefile
+++ b/Makefile
@@ -31,7 +31,7 @@ aptdeps:
 		python3-requests-unixsocket python3-jsonschema python3-apport \
 		python3-bson xorriso isolinux python3-aiohttp cloud-init ssh-import-id \
 		curl jq build-essential python3-pytest python3-async-timeout \
-	        language-selector-common fuseiso
+	        language-selector-common fuseiso python3-pytest-xdist
 
 .PHONY: install_deps
 install_deps: aptdeps gitdeps
@@ -88,7 +88,7 @@ unit: gitdeps
 
 .PHONY: api
 api: gitdeps
-	$(PYTHON) -m pytest subiquity/tests/api
+	$(PYTHON) -m pytest -n auto subiquity/tests/api
 
 .PHONY: integration
 integration: gitdeps
diff --git a/scripts/installdeps.sh b/scripts/installdeps.sh
index 5bee708d..515a823d 100755
--- a/scripts/installdeps.sh
+++ b/scripts/installdeps.sh
@@ -11,7 +11,7 @@ ConditionPathExists=/dev/zfs
 EOF
 cp -r /etc/systemd/system/zfs-mount.service.d/ /etc/systemd/system/zfs-share.service.d/
 systemctl daemon-reload
-apt-get install -o APT::Get::Always-Include-Phased-Updates=true -y --no-install-recommends libnl-3-dev libnl-genl-3-dev libnl-route-3-dev libsystemd-dev python3-distutils-extra pkg-config python3.5 python3-pip git lsb-release python3-setuptools gcc python3-dev python3-wheel pep8 python3-pyflakes python3-bson make curl jq build-essential python3-pytest python3-async-timeout language-selector-common
+apt-get install -o APT::Get::Always-Include-Phased-Updates=true -y --no-install-recommends libnl-3-dev libnl-genl-3-dev libnl-route-3-dev libsystemd-dev python3-distutils-extra pkg-config python3.5 python3-pip git lsb-release python3-setuptools gcc python3-dev python3-wheel pep8 python3-pyflakes python3-bson make curl jq build-essential python3-pytest python3-async-timeout language-selector-common python3-pytest-xdist
 pip3 install -r requirements.txt
 
 make gitdeps