diff --git a/dev-requirements.txt b/dev-requirements.txt
index c6503c1..913b1c0 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -8,7 +8,7 @@ django-browser-reload==1.6.0
 django-debug-toolbar==3.8.1
 types-requests==2.28.5
 mypy==0.990
-wagtail-factories==3.1.0
+wagtail-factories==4.0.0
 coverage==7.0.3
 flake8-bugbear==22.12.6
 flake8-builtins==2.1.0