diff --git a/contrib/numpy/Introduction.md b/contrib/numpy/Introduction.md
index c0f5f52..eb3af67 100644
--- a/contrib/numpy/Introduction.md
+++ b/contrib/numpy/Introduction.md
@@ -21,7 +21,7 @@ pip install numpy
 
 ## Importing NumPy
 
-To access NumPy functions, import it with the alias `np`:
+To access NumPy functions, import it with the alias `np`.
 
 ```python
 import numpy as np