diff --git a/setup.cfg b/setup.cfg
index ee5aea6..33f1e60 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -51,7 +51,7 @@ test =
     pytest-remotedata
     ci-watson
 docs =
-    sphinx<7
+    sphinx<8
     sphinx-automodapi
     sphinx-rtd-theme