diff --git a/python/requirements.txt b/python/requirements.txt
index c50b4ee..cec1dae 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -4,7 +4,7 @@ matplotlib==3.1.2
 numpy==1.17.4
 onnx==1.6.0
 onnxruntime==1.0.0
-Pillow==6.2.1
+Pillow==8.1.1
 protobuf==3.11.1
 pyparsing==2.4.5
 python-dateutil==2.8.1
diff --git a/python/requirements_gpu.txt b/python/requirements_gpu.txt
index 38aa20b..c39c037 100644
--- a/python/requirements_gpu.txt
+++ b/python/requirements_gpu.txt
@@ -5,7 +5,7 @@ numpy==1.17.4
 onnx==1.6.0
 onnxruntime==1.0.0
 onnxruntime-gpu==1.0.0
-Pillow==6.2.1
+Pillow==8.1.1
 protobuf==3.11.1
 pyparsing==2.4.5
 python-dateutil==2.8.1