diff --git a/spf2.go b/spf2.go
index fe2d866..bb9e8a4 100644
--- a/spf2.go
+++ b/spf2.go
@@ -41,7 +41,7 @@ type clientImpl struct {
 // NewClient creates a new SPF client.
 func NewClient() Client {
 	client := new(clientImpl)
-	client.s = C.SPF_server_new(C.SPF_DNS_CACHE, 0)
+	client.s = C.SPF_server_new(C.SPF_DNS_RESOLV, 0)
 	return client
 }