diff --git a/model.py b/model.py
index 6cbb065..f60376a 100644
--- a/model.py
+++ b/model.py
@@ -4,7 +4,7 @@ import numpy as np
 
 from onlinemodel.core import Facility
 from onlinemodel.madx import CMadX
-from sipbuild.generator.outputs.formatters import variable
+#from sipbuild.generator.outputs.formatters import variable
 
 converttwiss= {'betax':'betx','betay':'bety','alphax':'alfx','alphay':'alfy',
                'etax':'dx','etay':'dy','etapx':'dpx','etapy':'dpy','mux':'mux','muy':'muy',
diff --git a/reference.py b/reference.py
index 2a6e2f8..c69d3c3 100644
--- a/reference.py
+++ b/reference.py
@@ -1,7 +1,7 @@
 import json
 import copy
 from PyQt5 import QtCore, QtGui, QtWidgets
-from fontTools.misc.cython import returns
+#from fontTools.misc.cython import returns
 
 CBeige = QtGui.QColor(250, 240, 200)
 CGreen = QtGui.QColor(100, 255, 100)