diff --git a/docs/benchmarks.rst b/docs/benchmarks.rst
--- a/docs/benchmarks.rst
+++ b/docs/benchmarks.rst
@@ -1,3 +1,5 @@
+.. _benchmarks:
+
 Benchmarks
 ==========
 
diff --git a/docs/format.rst b/docs/format.rst
--- a/docs/format.rst
+++ b/docs/format.rst
@@ -1,3 +1,5 @@
+.. _format:
+
 Read Shard format
 =================