diff --git a/game_api.txt b/game_api.txt
index 12cbdfde..a3a7ecea 100644
--- a/game_api.txt
+++ b/game_api.txt
@@ -1167,9 +1167,9 @@ and also to modify weather effects before they are applied to the player.
 * Setting this to `false` is only advised if you want to disable the weather effects __permanently__ and for every player.
   Re-enabling effects later on will work but might conflict with other mods doing the same.
   Override `weather.on_update` if you want to disable temporarily or need a higher level of control.
-* If the `enable_weather` setting is set to `false` in minetest.conf then this function will __not__ do nothing.
+* If the `enable_weather` setting is set to `false` in minetest.conf then this function will not do anything.
 
-`weather.on_update(player, overrides)`
+`weather.on_update = function(player, overrides)`
 
 * Override this function to manipulate weather effects before they are applied to the player.
 * Calling this function on its own will do nothing. You have to override it in order to modify its behavior.
@@ -1179,4 +1179,4 @@ and also to modify weather effects before they are applied to the player.
   * `overrides.lighting` A table (or `nil`) with lighting data following the same format as used for `player:set_lighting()`.
 * This function is expected to return a table in the same format as `overrides`.
   When overriding this function, the return value will be applied to the player instead of the original values.
-  Setting `clouds` or `lighting` to `nil` will __prevent__ that table from getting updated.
\ No newline at end of file
+  Setting `clouds` or `lighting` to `nil` will __prevent__ that table from getting updated.