diff --git a/AdaptiveBrightness/monitor_win.cpp b/AdaptiveBrightness/monitor_win.cpp
index 5a7af41..2fee52c 100644
--- a/AdaptiveBrightness/monitor_win.cpp
+++ b/AdaptiveBrightness/monitor_win.cpp
@@ -24,6 +24,8 @@ Monitor::Monitor(Monitor&& other) noexcept
     other.m_hMonitor = 0;
     other.m_physicalMonitor.name.clear();
     other.m_physicalMonitor.handle = 0;
+    other.m_brightnessRange.reset();
+    other.m_errorOccurred = false;
 }
 
 Monitor::~Monitor()