diff --git a/MAPIT/GUI/MAPIT_main.py b/MAPIT/GUI/MAPIT_main.py
index 46a66f8..a58a458 100644
--- a/MAPIT/GUI/MAPIT_main.py
+++ b/MAPIT/GUI/MAPIT_main.py
@@ -799,6 +799,7 @@ def launch_master_window(self):
     self.HPC_opts = QtWidgets.QAction("High performance options",self)
     menu.addAction(self.HPC_opts)
     self.HPC_opts.triggered.connect(self.RunHPCDlg)
+    self.HPC_opts.setEnabled(0)
 
     redoExempPath = QtWidgets.QAction("Load exemplar data",self)
     menu.addAction(redoExempPath)