diff --git a/requirements.txt b/requirements.txt
index 8b2b883..252c0df 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 ansicolors==1.1.8
 numpy==1.17.2
-Pillow==6.1.0
+Pillow==9.0.0
diff --git a/setup.py b/setup.py
index c8aaf66..128f3ba 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
     install_requires=[
         'ansicolors==1.1.8',
         'numpy==1.17.2',
-        'Pillow==6.1.0',
+        'Pillow==9.0.0',
     ],
     classifiers=[
         "Programming Language :: Python :: 3",