diff --git a/doc/source/conf.py b/doc/source/conf.py
index a0a9ed4d..fefea8b2 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -71,9 +71,6 @@
         f'https://spinnman.readthedocs.io/en/{spinnaker_doc_version}/', None),
     'pacman': (
         f'https://pacman.readthedocs.io/en/{spinnaker_doc_version}/', None),
-    'data_specification': (
-        'https://dataspecification.readthedocs.io/en/'
-        f'{spinnaker_doc_version}/', None),
     'spinn_front_end_common': (
         'https://spinnfrontendcommon.readthedocs.io/en/'
         f'{spinnaker_doc_version}/', None)
diff --git a/doc/source/index.rst b/doc/source/index.rst
index b16236be..bfe081de 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -1,7 +1,7 @@
 These pages document the python code for the SpiNNakerGraphFrontEnd_ module
 which is part of the SpiNNaker_ Project.
 
-This code depends on SpiNNUtils_, SpiNNMachine_, SpiNNMan_, PACMAN_, DataSpecification_, SpiNNFrontEndCommon_
+This code depends on SpiNNUtils_, SpiNNMachine_, SpiNNMan_, PACMAN_, SpiNNFrontEndCommon_
 (Combined_documentation_).
 
 .. _SpiNNaker: https://apt.cs.manchester.ac.uk/projects/SpiNNaker
@@ -10,7 +10,6 @@ This code depends on SpiNNUtils_, SpiNNMachine_, SpiNNMan_, PACMAN_, DataSpecifi
 .. _SpiNNMachine: https://spinnmachine.readthedocs.io
 .. _SpiNNMan: https://spinnman.readthedocs.io
 .. _PACMAN: https://pacman.readthedocs.io
-.. _DataSpecification: https://dataspecification.readthedocs.io
 .. _SpiNNFrontEndCommon: https://spinnfrontendcommon.readthedocs.io
 .. _Combined_documentation: https://spinnakermanchester.readthedocs.io