diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 642203820..923a570a4 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -8419,7 +8419,6 @@ FurnaceGUI::FurnaceGUI():
   followPattern(true),
   changeAllOrders(false),
   collapseWindow(false),
-  closeWindow(false),
   curWindow(GUI_WINDOW_NOTHING),
   nextWindow(GUI_WINDOW_NOTHING),
   wavePreviewOn(false),
diff --git a/src/gui/gui.h b/src/gui/gui.h
index eaa41ae34..e8a06c3b2 100644
--- a/src/gui/gui.h
+++ b/src/gui/gui.h
@@ -454,7 +454,7 @@ class FurnaceGUI {
   bool pianoOpen, notesOpen, channelsOpen;
   SelectionPoint selStart, selEnd, cursor;
   bool selecting, curNibble, orderNibble, extraChannelButtons, followOrders, followPattern, changeAllOrders;
-  bool collapseWindow, closeWindow;
+  bool collapseWindow;
   FurnaceGUIWindows curWindow, nextWindow;
   float peak[2];