diff --git a/tests/files/gce_centos7-flannel-addons.yml b/tests/files/gce_centos7-flannel-addons.yml
index 3dffa338f7a8562dc13c31944b2ef4e39375bda4..f6bfb6cb276cae26062d45da911b8b9cc15da146 100644
--- a/tests/files/gce_centos7-flannel-addons.yml
+++ b/tests/files/gce_centos7-flannel-addons.yml
@@ -1,7 +1,7 @@
 # Instance settings
 cloud_image_family: centos-7
 cloud_region: us-central1-c
-cloud_machine_type: "n1-standard-2"
+cloud_machine_type: "n1-standard-1"
 mode: ha
 
 # Deployment settings
diff --git a/tests/files/gce_coreos-calico-aio.yml b/tests/files/gce_coreos-calico-aio.yml
index 123556550e531711356543c25d272a22add972f8..7f395abf10ab5d9d8ed07fa067dbd1fb612e367d 100644
--- a/tests/files/gce_coreos-calico-aio.yml
+++ b/tests/files/gce_coreos-calico-aio.yml
@@ -1,7 +1,7 @@
 # Instance settings
 cloud_image_family: coreos-stable
 cloud_region: us-central1-a
-cloud_machine_type: "n1-standard-2"
+cloud_machine_type: "n1-standard-1"
 mode: aio
 ##user-data to simply turn off coreos upgrades
 startup_script: 'systemctl disable locksmithd && systemctl stop locksmithd'
diff --git a/tests/files/gce_coreos-vault-upgrade.yml b/tests/files/gce_coreos-vault-upgrade.yml
index 9e6d89276b362610463d3088391cb60cc0842f0f..6430271885368c55cb01d0f149044979fcbf3cba 100644
--- a/tests/files/gce_coreos-vault-upgrade.yml
+++ b/tests/files/gce_coreos-vault-upgrade.yml
@@ -1,5 +1,5 @@
 # Instance settings
-cloud_machine_type: "n1-standard-4"
+cloud_machine_type: "n1-standard-1"
 cloud_image_family: coreos-stable
 cloud_region: us-central1-b
 mode: aio
diff --git a/tests/files/gce_ubuntu18-flannel-aio.yml b/tests/files/gce_ubuntu18-flannel-aio.yml
index d9b552f06e59000a2261e90accef8a914bd19500..595fbf35809848e885d4972383fe042a3284abcc 100644
--- a/tests/files/gce_ubuntu18-flannel-aio.yml
+++ b/tests/files/gce_ubuntu18-flannel-aio.yml
@@ -1,7 +1,7 @@
 # Instance settings
 cloud_image_family: ubuntu-1804-lts
 cloud_region: us-central1-a
-cloud_machine_type: "n1-standard-2"
+cloud_machine_type: "n1-standard-1"
 mode: aio
 
 # Deployment settings