diff --git a/Sofa/GUI/Common/src/sofa/gui/common/GUIManager.cpp b/Sofa/GUI/Common/src/sofa/gui/common/GUIManager.cpp
index a55761fe52d..ae6b3039163 100644
--- a/Sofa/GUI/Common/src/sofa/gui/common/GUIManager.cpp
+++ b/Sofa/GUI/Common/src/sofa/gui/common/GUIManager.cpp
@@ -251,6 +251,7 @@ void GUIManager::closeGUI()
     if(currentGUI)
     {
         currentGUI->closeGUI();
+        currentGUI = nullptr;
     }
     else
     {