diff --git a/requirements.txt b/requirements.txt
index 9a4fb0c..8472313 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ pandocfilters==1.4.2
 parso==0.5.0
 patsy==0.5.1
 pickleshare==0.7.5
-Pillow==5.3.0
+Pillow==8.1.1
 prometheus-client==0.7.1
 prompt-toolkit==2.0.9
 pycparser==2.19