diff --git a/sickdays/pyproject.toml b/sickdays/pyproject.toml
index 711f080..7499726 100644
--- a/sickdays/pyproject.toml
+++ b/sickdays/pyproject.toml
@@ -13,7 +13,7 @@ requires-python = ">=3.14"
 # so the two packages can never form an import cycle.
 dependencies = [
     "crdt-sync @ git+https://github.com/kuhyx/utils@crdt-sync-v0.9.2#subdirectory=crdt-sync",
-    "freedays @ git+https://github.com/kuhyx/utils@freedays-v0.3.1#subdirectory=freedays",
+    "freedays @ git+https://github.com/kuhyx/utils@freedays-v0.4.0#subdirectory=freedays",
 ]
 
 [project.scripts]