diff --git a/pyproject.toml b/pyproject.toml
index f18efe9a3..3a8908450 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ dependencies = [
   "csscompressor~=0.9.0",
   "cssutils~=2.9.0",
   "defusedcsv~=2.0.0",
-  "Django~=4.2.0",
+  "Django>=4.2,<5.1",
   "django-bootstrap4~=3.0.0",
   "django-compressor~=4.4.0",
   "django-context-decorator",