ECDSA backend
diff --git a/pytest.ini b/pytest.ini
index 9b44f19..00a2c7f 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -11,3 +11,4 @@
     traditional_openssl_serialization: this test requires a backend providing TraditionalOpenSSLSerializationBackend
     pkcs8_serialization: this test requires a backend providing PKCS8SerializationBackend
     supported: parametrized test requiring only_if and skip_message
+    elliptic: this test requires a backend providing EllipticCurveBackend