diff --git a/docs/conf.py b/docs/conf.py
index 61d83ef819..05d89a1dcc 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -178,7 +178,6 @@ def skip_submodules(
     ],
     "collapse_navigation": True,
     "navigation_with_keys": False,
-    "announcement": "Zarr-Python 3 is here! Check out the release announcement <a href='https://zarr.dev/blog/zarr-python-3-release/'>here.</a>",
 }
 
 # Add any paths that contain custom themes here, relative to this directory.