Fix links to Dig Methods document (#3421)

* Fix links to Dig Methods document

* Fix links to Dig Methods document

1 files changed, 1 insertions, 1 deletions

diff --git a/struct.c b/struct.c
index efd6bc0177..bc89ec5cfc 100644
--- a/struct.c
+++ b/struct.c
@@ -1333,7 +1333,7 @@ rb_struct_size(VALUE s)
  * Finds and returns the object in nested objects
  * that is specified by +key+ and +identifiers+.
  * The nested objects may be instances of various classes.
- * See {Dig Methods}[doc/dig_methods_rdoc.html].
+ * See {Dig Methods}[rdoc-ref:doc/dig_methods.rdoc].
  *
  * Examples:
  *   Foo = Struct.new(:a)