Fixed gh-995 Broken link in the user guide

doc/sphinx/book/box/box_space.rst

@@ -8,7 +8,7 @@ The ``box.space`` package has the data-manipulation functions ``select``,
 ``insert``, ``replace``, ``update``, ``delete``, ``get``, ``put``. It also has
 members, such as id, and whether or not a space is enabled. Package source code
 is available in file
-`src/box/lua/box.lua <https://github.com/tarantool/tarantool/blob/master/src/box/lua/schema.lua>`_.
+`src/box/lua/schema.lua <https://github.com/tarantool/tarantool/blob/master/src/box/lua/schema.lua>`_.
 
 A list of all ``box.space`` functions follows, then comes a list of all
 ``box.space`` members.