diff --git a/07-MNIST-Keras-TensorFlow/BackEnd/requirements.txt b/07-MNIST-Keras-TensorFlow/BackEnd/requirements.txt
index 059583c..3c74c6d 100644
--- a/07-MNIST-Keras-TensorFlow/BackEnd/requirements.txt
+++ b/07-MNIST-Keras-TensorFlow/BackEnd/requirements.txt
@@ -25,7 +25,7 @@ MarkupSafe==1.1.1
 mkl-fft==1.0.15
 mkl-random==1.1.0
 mkl-service==2.3.0
-numpy==1.17.4
+numpy==1.22.0
 oauthlib==3.1.0
 opt-einsum==3.1.0
 Pillow>=6.2.2