diff --git a/examples/vision/captcha_ocr.py b/examples/vision/captcha_ocr.py
index a6bac599ff..a2726f3b0f 100644
--- a/examples/vision/captcha_ocr.py
+++ b/examples/vision/captcha_ocr.py
@@ -31,7 +31,6 @@
 import matplotlib.pyplot as plt
 
 from pathlib import Path
-from collections import Counter
 
 import tensorflow as tf
 import keras