diff --git a/requirements.txt b/requirements.txt
index 471da1f..06b2573 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ numpy==1.16.4
 odfpy==1.4.0
 openpyxl==2.4.11
 pandas==0.24.2
-Pillow==6.0.0
+Pillow==9.0.0
 pycparser==2.19
 pyparsing==2.4.0
 PyQt5==5.12.2