diff --git a/src/msw/dialup.cpp b/src/msw/dialup.cpp
index 11dd018294..67a81c230e 100644
--- a/src/msw/dialup.cpp
+++ b/src/msw/dialup.cpp
@@ -1149,6 +1149,8 @@ bool wxDialUpManagerMSW::EnableAutoCheckOnlineStatus(size_t nSeconds)
             wxLogLastError(wxT("CreateThread(RasStatusThread)"));
 
             CleanUpThreadData();
+
+            ok = false;
         }
     }