diff --git a/flask_keras_2_2_4_cpu/requirements.txt b/flask_keras_2_2_4_cpu/requirements.txt
index 38a3db0..ecc3519 100644
--- a/flask_keras_2_2_4_cpu/requirements.txt
+++ b/flask_keras_2_2_4_cpu/requirements.txt
@@ -1,4 +1,4 @@
 flask==1.0.2
-Pillow==6.0.0
+Pillow==8.3.2
 tensorflow==1.9.0
 Keras==2.2.4
\ No newline at end of file