diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index 840ac2c89..f277dff5f 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -1921,8 +1921,7 @@ Call these functions only at load time!
     * Called when any node metadata inventory receive item.
     * 'pos' - {'x','y','z'} - absolute position of affected node with metadata.
 * `minetest.register_on_nodemeta_inventory_change_item(func(pos, list_name, slot, old_item, new_item))`
-    * Called when any node metadata inventory change it content in slot number 'slot' from 'old_item' 
-      ItemStack to 'new_item' ItemStack.
+    * Called when any node metadata inventory change it content in slot number 'slot' from 'old_item' ItemStack to 'new_item' ItemStack.
     * 'pos' - {'x','y','z'} - absolute position of affected node with metadata.
 * `minetest.register_on_nodemeta_inventory_remove_item(func(pos, list_name, stack))`
     * Called when any node metadata inventory loose item.
@@ -1931,8 +1930,7 @@ Call these functions only at load time!
     * Called when any detached inventory receive item.
     * 'name' - String, name of detached inventory.
 * `minetest.register_on_detached_inventory_change_item(func(name, list_name, slot, old_item, new_item))`
-    * Called when any detached inventory change it content in slot number 'slot' from 'old_item' 
-      ItemStack to 'new_item' ItemStack.
+    * Called when any detached inventory change it content in slot number 'slot' from 'old_item' ItemStack to 'new_item' ItemStack.
     * 'name' - String, name of detached inventory.
 * `minetest.register_on_detached_inventory_remove_item(func(name, list_name, stack))`
     * Called when any detached inventory loose item.
@@ -1940,8 +1938,7 @@ Call these functions only at load time!
 * `minetest.register_on_player_inventory_add_item(func(player, list_name, slot, stack))`
     * Called when any player receive item.
 * `minetest.register_on_player_inventory_change_item(func(player, list_name, slot, old_item, new_item))`
-    * Called when any players' inventory change it content in slot number 'slot' from 'old_item' 
-      ItemStack to 'new_item' ItemStack.
+    * Called when any players' inventory change it content in slot number 'slot' from 'old_item' ItemStack to 'new_item' ItemStack.
 * `minetest.register_on_player_inventory_remove_item(func(player, list_name, stack))`
     * Called when any player loose item.