Index: source/Utility/Broadcaster.cpp
===================================================================
--- source/Utility/Broadcaster.cpp
+++ source/Utility/Broadcaster.cpp
@@ -346,7 +346,7 @@
          (iter = find_if(iter, end_iter,
                          BroadcasterClassMatches(
                              event_spec.GetBroadcasterClass()))) != end_iter) {
-    available_bits &= ~((*iter).first.GetEventBits());
+    available_bits &= (*iter).first.GetEventBits();
     iter++;
   }