diff --git a/python/examples/example_compair.py b/python/examples/example_compair.py
index 5675870..cb3e3e2 100644
--- a/python/examples/example_compair.py
+++ b/python/examples/example_compair.py
@@ -1,5 +1,6 @@
 import pandas as pd
 import matplotlib.pyplot as plt
+import numpy as np
 
 import pyrenn as prn