diff --git a/docs/index.rst b/docs/index.rst
index 1c223ef..e525a1d 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -31,6 +31,7 @@
    AutomaticReferenceCounting
    InternalsManual
    DriverInternals
+   BlockLanguageSpec
 
 Indices and tables
 ==================