diff --git a/requirements.txt b/requirements.txt
index ca035a5..b9a14c0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ nodeenv==1.1.2
 nodemcu-uploader==0.4.1
 nose==1.3.7
 pexpect==4.0.1
-Pillow==3.1.2
+Pillow==9.3.0
 pluggy==0.4.0
 pre-commit==0.13.3
 ptyprocess==0.5