diff --git a/doc/en/scripting/builtins/libworld.md b/doc/en/scripting/builtins/libworld.md
index 5bf01abb..5a1214f3 100644
--- a/doc/en/scripting/builtins/libworld.md
+++ b/doc/en/scripting/builtins/libworld.md
@@ -36,14 +36,12 @@ world.get_seed() -> int
 -- Returns generator name.
 world.get_generator() -> str
 
--- Proves that this is the current time during the day 
--- from 0.333(8 am) to 0.833(8 pm).
-world.is_day() -> boolean
-
--- Checks that it is the current time at night
--- from 0.833(8 pm) to 0.333(8 am).
-world.is_night() -> bool
-
 -- Checks the existence of a world by name.
-world.exists() -> bool
+world.exists(name: str) -> bool
+
+-- Checks if the current time is daytime. From 0.333(8am) to 0.833(8pm).
+world.is_day() -> bool
+
+-- Checks if the current time is nighttime. From 0.833(8pm) to 0.333(8am).
+world.is_night() -> bool
 ```
diff --git a/doc/ru/scripting/builtins/libworld.md b/doc/ru/scripting/builtins/libworld.md
index 9d7d635e..49ac46fa 100644
--- a/doc/ru/scripting/builtins/libworld.md
+++ b/doc/ru/scripting/builtins/libworld.md
@@ -36,7 +36,7 @@ world.get_seed() -> int
 world.get_generator() -> str
 
 -- Проверяет существование мира по имени.
-world.exists() -> bool
+world.exists(name: str) -> bool
 
 -- Проверяет является ли текущее время днём. От 0.333(8 утра) до 0.833(8 вечера).
 world.is_day() -> bool