diff --git a/src/slic3r/GUI/NotificationManager.cpp b/src/slic3r/GUI/NotificationManager.cpp
index 6e9bc267fd..8c80dcf7bd 100644
--- a/src/slic3r/GUI/NotificationManager.cpp
+++ b/src/slic3r/GUI/NotificationManager.cpp
@@ -202,8 +202,14 @@ void NotificationManager::PopNotification::render(GLCanvas3D& canvas, float init
 	if (m_id == 0)
 		m_id = m_id_provider.allocate_id();
 	std::string name = "!!Ntfctn" + std::to_string(m_id);
+
+	int flags = ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoTitleBar |
+                ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize |
+                ImGuiWindowFlags_NoScrollbar |
+                ImGuiWindowFlags_NoScrollWithMouse |
+                ImGuiWindowFlags_NoFocusOnAppearing;
 	
-	if (imgui.begin(name, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoScrollbar | ImGuiWindowFlags_NoScrollWithMouse)) {
+	if (imgui.begin(name, flags)) {
 		ImVec2 win_size = ImGui::GetWindowSize();
 
 		render_left_sign(imgui);