diff --git a/docs/topics/request-response.rst b/docs/topics/request-response.rst
index 018d14100..06e245b16 100644
--- a/docs/topics/request-response.rst
+++ b/docs/topics/request-response.rst
@@ -334,8 +334,6 @@ used to control Scrapy behavior, this one is supposed to be read-only.
 
 .. _topics-request-response-ref-request-subclasses:
 
-.. _topics-request-response-ref-request-subclasses:
-
 Request subclasses
 ==================