diff --git a/docassemble_webapp/setup.py b/docassemble_webapp/setup.py
index c2b32c7c6..4272ddad3 100644
--- a/docassemble_webapp/setup.py
+++ b/docassemble_webapp/setup.py
@@ -96,7 +96,7 @@ def read(fname):
     "exceptiongroup==1.2.2",
     "Flask==3.0.3",
     "flask-babel==4.0.0",
-    "Flask-Cors==4.0.1",
+    "Flask-Cors==5.0.0",
     "Flask-Login==0.6.3",
     "Flask-Mail==0.10.0",
     "Flask-SocketIO==5.3.6",