diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 78d48c6f6..6f0aa455c 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -8660,6 +8660,7 @@ FurnaceGUI::FurnaceGUI():
   orderNibble(false),
   followOrders(true),
   followPattern(true),
+  wasFollowing(false),
   changeAllOrders(false),
   mobileUI(MOBILE_UI_DEFAULT),
   collapseWindow(false),