diff --git a/datasette/app.py b/datasette/app.py
index 05ad5a8d..0b909968 100644
--- a/datasette/app.py
+++ b/datasette/app.py
@@ -434,7 +434,7 @@ class Datasette:
         metadata = {}
 
         for hook_dbs in pm.hook.get_metadata(
-            datasette=self, key=key, database=database, table=table, fallback=fallback
+            datasette=self, key=key, database=database, table=table
         ):
             metadata = self._metadata_recursive_update(metadata, hook_dbs)
 
diff --git a/datasette/hookspecs.py b/datasette/hookspecs.py
index c40b3148..07b2f5ba 100644
--- a/datasette/hookspecs.py
+++ b/datasette/hookspecs.py
@@ -11,8 +11,8 @@ def startup(datasette):
 
 
 @hookspec
-def get_metadata(datasette, key, database, table, fallback):
-    """Get configuration"""
+def get_metadata(datasette, key, database, table):
+    """Return metadata to be merged into Datasette's metadata dictionary"""
 
 
 @hookspec
diff --git a/docs/plugin_hooks.rst b/docs/plugin_hooks.rst
index d71037d9..b687a6e7 100644
--- a/docs/plugin_hooks.rst
+++ b/docs/plugin_hooks.rst
@@ -1130,8 +1130,8 @@ This example will disable CSRF protection for that specific URL path:
 
 If any of the currently active ``skip_csrf()`` plugin hooks return ``True``, CSRF protection will be skipped for the request.
 
-get_metadata(datasette, key, database, table, fallback)
--------------------------------------------------------
+get_metadata(datasette, key, database, table)
+---------------------------------------------
 
 ``datasette`` - :ref:`internals_datasette`
     You can use this to access plugin configuration options via ``datasette.plugin_config(your_plugin_name)``.
@@ -1153,7 +1153,7 @@ This hook is responsible for returning a dictionary corresponding to Datasette :
 .. code-block:: python
 
     @hookimpl
-    def get_metadata(datasette, key, database, table, fallback):
+    def get_metadata(datasette, key, database, table):
         metadata = {
             "title": "This will be the Datasette landing page title!",
             "description": get_instance_description(datasette),