diff --git a/doc/conf.py b/doc/conf.py
index 9c639e6f..e2aa6891 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -28,7 +28,6 @@
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
-    'sphinx.ext.autosectionlabel',
     'sphinxcontrib.wavedrom'
 ]
 
diff --git a/doc/reservoir.rst b/doc/reservoir.rst
index 2791c654..9a9d0a31 100644
--- a/doc/reservoir.rst
+++ b/doc/reservoir.rst
@@ -9,3 +9,4 @@ Welcome to the reservoir, a pool of ready-made designs and subsystems for differ
 .. include::   servile.rst
 .. include::   serving.rst
 .. include::   servant.rst
+.. include::   subservient.rst
diff --git a/doc/subservient.png b/doc/subservient.png
new file mode 100644
index 00000000..21589c31
Binary files /dev/null and b/doc/subservient.png differ
diff --git a/doc/subservient.rst b/doc/subservient.rst
new file mode 100644
index 00000000..e017e17c
--- /dev/null
+++ b/doc/subservient.rst
@@ -0,0 +1,10 @@
+Subservient : SERV ASIC macro
+=============================
+
+.. figure:: subservient.png
+
+   Subservient ASIC macro
+
+`Subservient <https://github.com/olofk/subservient>`_ is a minimal reference system that just requires connecting one single-port SRAM for data, instructions and RF. It is intended to make ASIC integration easier.
+
+