diff --git a/docs/requirements.txt b/docs/requirements.txt
index e02e5afc..6cf3e45a 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
 myst-parser==4.0.0
-Sphinx==7.3.7
+Sphinx==8.0.2
 pygments==2.18.0
 pyanalyze
diff --git a/requirements.txt b/requirements.txt
index 4fbd2ea3..422c75c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,6 +6,6 @@ typeshed_client>=2.0.0
 typing_extensions>=4.1.1
 codemod
 myst-parser==4.0.0
-Sphinx==7.3.7
+Sphinx==8.0.2
 black==24.8.0
 ruff==0.6.3