diff --git a/src/game/editor/editor.cpp b/src/game/editor/editor.cpp
index 929312958..ac556a6ab 100644
--- a/src/game/editor/editor.cpp
+++ b/src/game/editor/editor.cpp
@@ -697,6 +697,7 @@ void CEditor::SelectLayer(int LayerIndex, int GroupIndex)
 		m_SelectedGroup = GroupIndex;
 
 	m_vSelectedLayers.clear();
+	m_vSelectedQuads.clear();
 	AddSelectedLayer(LayerIndex);
 }