diff --git a/pkg/cloudprovider/providers/aws/regions.go b/pkg/cloudprovider/providers/aws/regions.go
index e97f88fc90f..64cf20626f2 100644
--- a/pkg/cloudprovider/providers/aws/regions.go
+++ b/pkg/cloudprovider/providers/aws/regions.go
@@ -44,6 +44,7 @@ var wellKnownRegions = [...]string{
 
 	// these are not registered in many / most accounts
 	"cn-north-1",
+	"cn-northwest-1",
 	"us-gov-west-1",
 }