diff --git a/dendronet_legacy/patric_application/patric_tree_storage/requirements.txt b/dendronet_legacy/patric_application/patric_tree_storage/requirements.txt
index c984c64..be8cdfc 100644
--- a/dendronet_legacy/patric_application/patric_tree_storage/requirements.txt
+++ b/dendronet_legacy/patric_application/patric_tree_storage/requirements.txt
@@ -46,7 +46,7 @@ pandocfilters==1.4.2
 parso==0.5.0
 pexpect==4.7.0
 pickleshare==0.7.5
-Pillow==6.2.1
+Pillow==9.0.1
 pkg-resources==0.0.0
 prometheus-client==0.7.1
 prompt-toolkit==2.0.9