diff --git a/autogen/lua_definitions/functions.lua b/autogen/lua_definitions/functions.lua
index 097624b4b..c1862864b 100644
--- a/autogen/lua_definitions/functions.lua
+++ b/autogen/lua_definitions/functions.lua
@@ -8368,6 +8368,7 @@ end
 
 --- @param obj Object
 --- @param bits integer
+--- Runs an OR operator on the `obj`'s respawn info with `bits` << 8. If `bits` is 0xFF, this prevents the object from respawning after leaving and re-entering the area
 function set_object_respawn_info_bits(obj, bits)
     -- ...
 end
diff --git a/docs/lua/functions-5.md b/docs/lua/functions-5.md
index 9b7cc8994..51ae191d8 100644
--- a/docs/lua/functions-5.md
+++ b/docs/lua/functions-5.md
@@ -4571,6 +4571,9 @@
 
 ## [set_object_respawn_info_bits](#set_object_respawn_info_bits)
 
+### Description
+Runs an OR operator on the `obj`'s respawn info with `bits` << 8. If `bits` is 0xFF, this prevents the object from respawning after leaving and re-entering the area
+
 ### Lua Example
 `set_object_respawn_info_bits(obj, bits)`
 
diff --git a/src/game/object_list_processor.h b/src/game/object_list_processor.h
index dc9b7a338..24a1acf27 100644
--- a/src/game/object_list_processor.h
+++ b/src/game/object_list_processor.h
@@ -118,6 +118,7 @@ extern s16 gMarioOnMerryGoRound;
 
 
 void bhv_mario_update(void);
+/* |description|Runs an OR operator on the `obj`'s respawn info with `bits` << 8. If `bits` is 0xFF, this prevents the object from respawning after leaving and re-entering the area|descriptionEnd| */
 void set_object_respawn_info_bits(struct Object *obj, u8 bits);
 void unload_objects_from_area(UNUSED s32 unused, s32 areaIndex);
 void spawn_objects_from_info(UNUSED s32 unused, struct SpawnInfo *spawnInfo);