diff --git a/pyproject.toml b/pyproject.toml
index 48b4290e640c69a69a9d61cf7d52b7f3af7370d8..af864c298d70145369ddbca3ca56573b3c83635a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -130,7 +130,7 @@ recurring-ical-events = "^3.0.0"
 django-timezone-field = "^7.0"
 uwsgi = "^2.0.21"
 tqdm = "^4.66.1"
-django-pg-rrule = "^0.3.1"
+django-pg-rrule = "^0.4.0"
 libsass = "^0.23.0"
 graphene-django-optimizer-reloaded = "^0.9.2"
 defusedxml = "^0.7.1"