diff --git a/hack/build.sh b/hack/build.sh
index a68c93d596d..007bb0a783a 100755
--- a/hack/build.sh
+++ b/hack/build.sh
@@ -2,6 +2,9 @@
 
 set -ex
 
+RELEASE_IMAGE="${RELEASE_IMAGE:-quay.io/openshift-release-dev/ocp-release:4.0.0-9}"
+RHCOS_BUILD_NAME="${RELEASE_BUILD_NAME:-47.245}"
+
 # shellcheck disable=SC2068
 version() { IFS="."; printf "%03d%03d%03d\\n" $@; unset IFS;}
 
diff --git a/pkg/asset/ignition/bootstrap/bootstrap.go b/pkg/asset/ignition/bootstrap/bootstrap.go
index 8266d171e60..03d7c4dbca5 100644
--- a/pkg/asset/ignition/bootstrap/bootstrap.go
+++ b/pkg/asset/ignition/bootstrap/bootstrap.go
@@ -146,7 +146,7 @@ func (a *Bootstrap) getTemplateData(installConfig *types.InstallConfig) (*bootst
 	}
 
 	releaseImage := defaultReleaseImage
-	if ri, ok := os.LookupEnv("OPENSHIFT_INSTALL_RELEASE_IMAGE_OVERRIDE"); ok && ri != "" {
+	if ri, ok := os.LookupEnv("_OPENSHIFT_INSTALL_RELEASE_IMAGE_OVERRIDE"); ok && ri != "" {
 		logrus.Warn("Found override for ReleaseImage. Please be warned, this is not advised")
 		releaseImage = ri
 	}
diff --git a/pkg/types/aws/validation/platform.go b/pkg/types/aws/validation/platform.go
index a231372b9bd..95c50732228 100644
--- a/pkg/types/aws/validation/platform.go
+++ b/pkg/types/aws/validation/platform.go
@@ -15,22 +15,22 @@ var (
 	Regions = map[string]string{
 		"ap-northeast-1": "Tokyo",
 		"ap-northeast-2": "Seoul",
-		"ap-northeast-3": "Osaka-Local",
+		//"ap-northeast-3": "Osaka-Local",
 		"ap-south-1":     "Mumbai",
 		"ap-southeast-1": "Singapore",
 		"ap-southeast-2": "Sydney",
 		"ca-central-1":   "Central",
-		"cn-north-1":     "Beijing",
-		"cn-northwest-1": "Ningxia",
-		"eu-central-1":   "Frankfurt",
-		"eu-west-1":      "Ireland",
-		"eu-west-2":      "London",
-		"eu-west-3":      "Paris",
-		"sa-east-1":      "São Paulo",
-		"us-east-1":      "N. Virginia",
-		"us-east-2":      "Ohio",
-		"us-west-1":      "N. California",
-		"us-west-2":      "Oregon",
+		//"cn-north-1":     "Beijing",
+		//"cn-northwest-1": "Ningxia",
+		"eu-central-1": "Frankfurt",
+		"eu-west-1":    "Ireland",
+		"eu-west-2":    "London",
+		"eu-west-3":    "Paris",
+		"sa-east-1":    "São Paulo",
+		"us-east-1":    "N. Virginia",
+		"us-east-2":    "Ohio",
+		"us-west-1":    "N. California",
+		"us-west-2":    "Oregon",
 	}
 
 	validRegionValues = func() []string {
diff --git a/pkg/types/validation/installconfig_test.go b/pkg/types/validation/installconfig_test.go
index 9cb04805144..62841a85dd1 100644
--- a/pkg/types/validation/installconfig_test.go
+++ b/pkg/types/validation/installconfig_test.go
@@ -224,7 +224,7 @@ func TestValidateInstallConfig(t *testing.T) {
 				}
 				return c
 			}(),
-			expectedError: `^platform\.aws\.region: Unsupported value: "": supported values: "ap-northeast-1", "ap-northeast-2", "ap-northeast-3", "ap-south-1", "ap-southeast-1", "ap-southeast-2", "ca-central-1", "cn-north-1", "cn-northwest-1", "eu-central-1", "eu-west-1", "eu-west-2", "eu-west-3", "sa-east-1", "us-east-1", "us-east-2", "us-west-1", "us-west-2"$`,
+			expectedError: `^platform\.aws\.region: Unsupported value: "": supported values: "ap-northeast-1", "ap-northeast-2", "ap-south-1", "ap-southeast-1", "ap-southeast-2", "ca-central-1", "eu-central-1", "eu-west-1", "eu-west-2", "eu-west-3", "sa-east-1", "us-east-1", "us-east-2", "us-west-1", "us-west-2"$`,
 		},
 		{
 			name: "valid libvirt platform",