diff --git a/pkg/issuer/acme/prepare.go b/pkg/issuer/acme/prepare.go
index 690963020..747fac4c1 100644
--- a/pkg/issuer/acme/prepare.go
+++ b/pkg/issuer/acme/prepare.go
@@ -431,7 +431,7 @@ func (a *Acme) shouldAttemptValidation(ctx context.Context, cl client.Interface,
 	}
 
 	switch order.Status {
-	case acme.StatusPending, acme.StatusProcessing, acme.StatusValid:
+	case acme.StatusPending, acme.StatusProcessing, acme.StatusValid, acme.StatusReady:
 		// if the order has not failed, attempt authorization
 		return 0, order, nil
 	case acme.StatusRevoked, acme.StatusUnknown:
diff --git a/third_party/crypto/acme/types.go b/third_party/crypto/acme/types.go
index 483ccb2c8..0810e4cf2 100644
--- a/third_party/crypto/acme/types.go
+++ b/third_party/crypto/acme/types.go
@@ -20,6 +20,7 @@ const (
 	StatusInvalid     = "invalid"
 	StatusRevoked     = "revoked"
 	StatusDeactivated = "deactivated"
+	StatusReady       = "ready"
 )
 
 // CRLReasonCode identifies the reason for a certificate revocation.
@@ -215,7 +216,7 @@ type Order struct {
 	URL string
 
 	// Status is the status of the order. It will be one of StatusPending,
-	// StatusProcessing, StatusValid, and StatusInvalid.
+	// StatusReady, StatusProcessing, StatusValid, and StatusInvalid.
 	Status string
 
 	// Expires is the teimstamp after which the server will consider the order invalid.