diff --git a/utils/dicom_converter/requirements.txt b/utils/dicom_converter/requirements.txt
index 9ed6b39b..08b0ea55 100644
--- a/utils/dicom_converter/requirements.txt
+++ b/utils/dicom_converter/requirements.txt
@@ -1,4 +1,4 @@
 numpy==1.20.2
-Pillow==8.2.0
+Pillow==9.0.0
 pydicom==2.1.2
 tqdm==4.60.0