diff --git a/range.c b/range.c
index 2aa1bde1ade425..51da98e51d1fdc 100644
--- a/range.c
+++ b/range.c
@@ -224,8 +224,8 @@ recursive_eql(VALUE range, VALUE obj, int recur)
  *  Returns +true+ if and only if:
  *
  *  - +other+ is a range.
- *  - <tt>other.begin eql? self.begin</tt>.
- *  - <tt>other.end eql? self.end</tt>.
+ *  - <tt>other.begin.eql?(self.begin)</tt>.
+ *  - <tt>other.end.eql?(self.end)</tt>.
  *  - <tt>other.exclude_end? == self.exclude_end?</tt>.
  *
  *  Otherwise returns +false+.