diff --git a/requirements.txt b/requirements.txt
index faf0bf9..e76693a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,7 +33,7 @@ mccabe==0.6.1
 more-itertools==6.0.0
 numpy==1.16.1
 pandas==0.24.1
-Pillow==5.4.1
+Pillow==9.3.0
 protobuf==3.6.1
 PyAudio==0.2.11
 pycodestyle==2.5.0