diff --git a/conf.py b/conf.py
index 700ff3f91..dfe2c2bfe 100644
--- a/conf.py
+++ b/conf.py
@@ -288,8 +288,8 @@ man_pages = [
     ('specs/bep-v1', 'syncthing-bep',
      'Block Exchange Protocol v1',
      ['The Syncthing Authors'], 7),
-    ('specs/localdisco-v3', 'syncthing-localdisco',
-     'Local Discovery Protocol v3',
+    ('specs/localdisco-v4', 'syncthing-localdisco',
+     'Local Discovery Protocol v4',
      ['The Syncthing Authors'], 7),
     ('specs/globaldisco-v3', 'syncthing-globaldisco',
      'Global Discovery Protocol v3',
diff --git a/specs/index.rst b/specs/index.rst
index a2a551f71..88c1bd4b6 100644
--- a/specs/index.rst
+++ b/specs/index.rst
@@ -9,7 +9,7 @@ Specifications
 :ref:`globaldisco-v3`
 	The protocol used for global discovery over the Internet.
 
-:ref:`localdisco-v3`
+:ref:`localdisco-v4`
 	The protocol used for local discovery within a broadcast domain (LAN).
 
 :ref:`relay-v1`
diff --git a/specs/localdisco-v4.rst b/specs/localdisco-v4.rst
index 131e83d48..7c754f183 100644
--- a/specs/localdisco-v4.rst
+++ b/specs/localdisco-v4.rst
@@ -1,4 +1,4 @@
-.. _localdisco-v3:
+.. _localdisco-v4:
 
 Local Discovery Protocol v4
 ===========================