diff --git a/resources/tomboynotes/o2/o1.cpp b/resources/tomboynotes/o2/o1.cpp
--- a/resources/tomboynotes/o2/o1.cpp
+++ b/resources/tomboynotes/o2/o1.cpp
@@ -226,7 +226,7 @@
     setExtraTokens(QVariantMap());
 
     // Start reply server
-    replyServer_->listen(QHostAddress::Any, localPort());
+    replyServer_->listen(QHostAddress::AnyIPv4, localPort());
 
     // Get any query parameters for the request
     QUrlQuery requestData;