diff --git a/setup.py b/setup.py
index 834ac7750..c2d56645f 100755
--- a/setup.py
+++ b/setup.py
@@ -40,6 +40,8 @@
     "pygments-markdown-lexer==0.1.0.dev39",  # sytax coloring to debug md
     "dulwich==0.21.5",  # python implementation of git
     "deepmerge==1.1.0",
+    "legacy-cgi==2.6.3; python_version >= '3.12'",  # stopgap fix for webtest after cgi dropped from stdlib
+
 ]
 
 src_root = os.curdir