diff --git a/TensorFlowForMachineIntelligence/chapters/05_object_recognition_and_classification/requirements.txt b/TensorFlowForMachineIntelligence/chapters/05_object_recognition_and_classification/requirements.txt
index 0b394ab..df720f2 100644
--- a/TensorFlowForMachineIntelligence/chapters/05_object_recognition_and_classification/requirements.txt
+++ b/TensorFlowForMachineIntelligence/chapters/05_object_recognition_and_classification/requirements.txt
@@ -1,3 +1,3 @@
 https://storage.googleapis.com/tensorflow/mac/tensorflow-0.8.0-py3-none-any.whl
-ipython==4.2.0
+ipython==7.16.3
 jupyter==1.0.0