diff --git a/dnssec.go b/dnssec.go
index a1b1732e..6f037210 100644
--- a/dnssec.go
+++ b/dnssec.go
@@ -258,6 +258,8 @@ func (s *RR_RRSIG) Sign(k PrivateKey, rrset RRset) bool {
 	case AlgDSA:
 	case AlgECC:
 	case AlgECCGOST:
+        case AlgECDSAP256SHA256:
+        case AlgECDSAP384SHA384:
 	}
 
 	return true