diff --git a/src/duckstation-qt/qthostinterface.cpp b/src/duckstation-qt/qthostinterface.cpp
index 968447b12..51c084d5a 100644
--- a/src/duckstation-qt/qthostinterface.cpp
+++ b/src/duckstation-qt/qthostinterface.cpp
@@ -343,6 +343,7 @@ void QtHostInterface::ReleaseHostDisplay()
   getHostDisplay()->destroyDeviceContext();
   emit destroyDisplayRequested();
   m_display = nullptr;
+  m_is_fullscreen = false;
 }
 
 bool QtHostInterface::IsFullscreen() const