diff --git a/src/siadrive/siadriveapp.cpp b/src/siadrive/siadriveapp.cpp
index 0f01ce5..3fab5ae 100644
--- a/src/siadrive/siadriveapp.cpp
+++ b/src/siadrive/siadriveapp.cpp
@@ -478,6 +478,11 @@ void CSiaDriveApp::SiaApiRefreshCallback(CefRefPtr<CefV8Context> context, const
       CefRefPtr<CefV8Value> reloadApplication = global->GetValue("uiUpdate")->GetValue("reloadApplication");
       CefV8ValueList args;
       reloadApplication->ExecuteFunctionWithContext(context, nullptr, args);
+
+      if (!isOnline && _siaDrive)
+      {
+        _siaDrive->Unmount();
+      }
     }
 
     context->Exit();