diff --git a/SolarSystemOrbiter/sso.py b/SolarSystemOrbiter/sso.py
index d02a689..d0d2c9d 100644
--- a/SolarSystemOrbiter/sso.py
+++ b/SolarSystemOrbiter/sso.py
@@ -2,7 +2,15 @@
 import matplotlib
 matplotlib.use('TkAgg')     # This backend is required for the app to run on macOS
 import matplotlib.animation as animation
-from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, NavigationToolbar2TkAgg
+
+#from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, NavigationToolbar2TkAgg
+try:
+    from matplotlib.backends.backend_tkagg import NavigationToolbar2TkAgg
+except ImportError:
+    from matplotlib.backends.backend_tkagg import NavigationToolbar2Tk as NavigationToolbar2TkAgg
+
+from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
+
 import matplotlib.pyplot as plt
 import numpy as np
 
@@ -335,7 +343,7 @@ def plot(self):
         # ------
         # Create plotting canvas
         canvas = FigureCanvasTkAgg(fig, sim_window)
-        canvas.show()
+        canvas.draw()
         canvas.get_tk_widget().pack(side=tk.BOTTOM, fill=tk.BOTH, expand=True)
 
         # Add matplotlib toolbar to the plot
@@ -398,7 +406,7 @@ def simulation_animation(self):
         # ------
         # Create plotting canvas
         canvas = FigureCanvasTkAgg(fig, sim_window)
-        canvas.show()
+        canvas.draw()
         canvas.get_tk_widget().pack(side=tk.BOTTOM, fill=tk.BOTH, expand=True)
 
         # Add interrupt button
@@ -732,4 +740,4 @@ def suggestSimParameters(self):
     root = tk.Tk()
     root.wm_title('SolarSystemOrbiter')
     gui = App(root)
-    root.mainloop()
\ No newline at end of file
+    root.mainloop()