diff --git a/deapi/client.py b/deapi/client.py
index 9464e6a..01d7d36 100644
--- a/deapi/client.py
+++ b/deapi/client.py
@@ -21,7 +21,7 @@
 
 # External package imports
 from PIL import Image
-import numpy
+import numpy  # importing numpy
 
 # Internal package imports
 from deapi.data_types import (