diff --git a/docker/image-service/requirements.txt b/docker/image-service/requirements.txt
index c54c063..080e139 100644
--- a/docker/image-service/requirements.txt
+++ b/docker/image-service/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.3.3
+Flask==3.1.3
 Pillow==12.1.1
 requests==2.32.4
 numpy==1.26.4