Add new vectors to the docs
diff --git a/docs/development/test-vectors.rst b/docs/development/test-vectors.rst
index f6eecfe..7edf01a 100644
--- a/docs/development/test-vectors.rst
+++ b/docs/development/test-vectors.rst
@@ -37,9 +37,14 @@
   Ruby test suite.
 
 
-Custom Asymmetric Vectors
+Custom asymmetric vectors
 ~~~~~~~~~~~~~~~~~~~~~~~~~
 
+.. toctree::
+    :maxdepth: 1
+
+    custom-vectors/secp256k1
+
 * ``asymmetric/PEM_Serialization/ec_private_key.pem`` and
   ``asymmetric/DER_Serialization/ec_private_key.der`` - Contains an Elliptic
   Curve key generated by OpenSSL from the curve ``secp256r1``.
@@ -78,6 +83,7 @@
   ``asymmetric/public/PKCS1/rsa.pub.der`` are PKCS1 conversions of the public
   key from ``asymmetric/PKCS8/unenc-rsa-pkcs8.pem`` using PEM and DER encoding.
 
+
 Key exchange
 ~~~~~~~~~~~~