1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/src/tls/TlsClientProtocol.cs b/crypto/src/tls/TlsClientProtocol.cs
index 6aa1acf2f..d26f60ef1 100644
--- a/crypto/src/tls/TlsClientProtocol.cs
+++ b/crypto/src/tls/TlsClientProtocol.cs
@@ -1771,7 +1771,7 @@ namespace Org.BouncyCastle.Tls
             int bindersSize = null == m_clientBinders ? 0 : m_clientBinders.m_bindersSize;
 
             this.m_clientHello = new ClientHello(legacy_version, securityParameters.ClientRandom, legacy_session_id,
-                null, offeredCipherSuites, m_clientExtensions, bindersSize);
+                cookie: null, offeredCipherSuites, m_clientExtensions, bindersSize);
 
             SendClientHelloMessage();
         }