1 files changed, 4 insertions, 0 deletions
diff --git a/Swiften/Session/BasicSessionStream.cpp b/Swiften/Session/BasicSessionStream.cpp
index 07a04b8..70bbeea 100644
--- a/Swiften/Session/BasicSessionStream.cpp
+++ b/Swiften/Session/BasicSessionStream.cpp
@@ -130,18 +130,22 @@ Certificate::ref BasicSessionStream::getPeerCertificate() const {
 
 boost::shared_ptr<CertificateVerificationError> BasicSessionStream::getPeerCertificateVerificationError() const {
 	return tlsLayer->getPeerCertificateVerificationError();
 }
 
 ByteArray BasicSessionStream::getTLSFinishMessage() const {
 	return tlsLayer->getContext()->getFinishMessage();
 }
 
+bool BasicSessionStream::supportsZLibCompression() {
+	return true;
+}
+
 void BasicSessionStream::addZLibCompression() {
 	compressionLayer = new CompressionLayer();
 	streamStack->addLayer(compressionLayer);
 }
 
 void BasicSessionStream::setWhitespacePingEnabled(bool enabled) {
 	if (enabled) {
 		if (!whitespacePingLayer) {
 			whitespacePingLayer = new WhitespacePingLayer(timerFactory);