diff --git a/worlds/outer_wilds/__init__.py b/worlds/outer_wilds/__init__.py
index 3c320323b687..d1392283abf9 100644
--- a/worlds/outer_wilds/__init__.py
+++ b/worlds/outer_wilds/__init__.py
@@ -104,6 +104,7 @@ def fill_slot_data(self):
         slot_data["planet_order"] = self.planet_order
         slot_data["orbit_angles"] = self.orbit_angles
         slot_data["rotation_axes"] = self.rotation_axes
+        slot_data["warps"] = self.warps
         # Archipelago does not yet have apworld versions (data_version is deprecated),
         # so we have to roll our own with slot_data for the time being
         slot_data["apworld_version"] = "0.2.4"