diff --git a/mozilla/xpinstall/src/nsSoftwareUpdateRun.cpp b/mozilla/xpinstall/src/nsSoftwareUpdateRun.cpp
index d2600fdd7fb..a25251192a9 100644
--- a/mozilla/xpinstall/src/nsSoftwareUpdateRun.cpp
+++ b/mozilla/xpinstall/src/nsSoftwareUpdateRun.cpp
@@ -366,7 +366,7 @@ extern "C" void RunInstallOnThread(void *data)
     NS_WITH_SERVICE(nsIEventQueueService, eventQService, kEventQueueServiceCID, &rv);
     if (NS_SUCCEEDED(rv)) 
     {   
-        eventQService->CreateThreadEventQueue();
+        eventQService->CreateMonitoredThreadEventQueue();
         eventQService->GetThreadEventQueue(NS_CURRENT_THREAD, getter_AddRefs(eventQ));
     }