diff --git a/appengine/flexible/scipy/requirements.txt b/appengine/flexible/scipy/requirements.txt
index cb158ab5602..06789c8d4be 100644
--- a/appengine/flexible/scipy/requirements.txt
+++ b/appengine/flexible/scipy/requirements.txt
@@ -1,6 +1,6 @@
 Flask==2.0.1
 gunicorn==20.1.0
-imageio==2.10.3
+imageio==2.10.4
 numpy==1.20.0; python_version >= '3.7'
 numpy==1.19.5; python_version < '3.7'
 pillow==8.4.0