diff --git a/app/gui/oven_control/programmingwindow.cpp b/app/gui/oven_control/programmingwindow.cpp
index c3a823f..7004a47 100644
--- a/app/gui/oven_control/programmingwindow.cpp
+++ b/app/gui/oven_control/programmingwindow.cpp
@@ -28,6 +28,7 @@ ProgrammingWindow::ProgrammingWindow(QWidget *parent) :
 
 ProgrammingWindow::~ProgrammingWindow()
 {
+    CookProgram::discard();
     delete ui;
 }