diff --git a/scwx-qt/source/scwx/qt/manager/placefile_manager.cpp b/scwx-qt/source/scwx/qt/manager/placefile_manager.cpp
index 58049fc6..df412e24 100644
--- a/scwx-qt/source/scwx/qt/manager/placefile_manager.cpp
+++ b/scwx-qt/source/scwx/qt/manager/placefile_manager.cpp
@@ -93,6 +93,7 @@ public:
    {
       std::unique_lock refreshLock(refreshMutex_);
       std::unique_lock timerLock(timerMutex_);
+      enabled_ = false;
       refreshTimer_.cancel();
       timerLock.unlock();
       refreshLock.unlock();