diff --git a/docs/requirements.txt b/docs/requirements.txt
index 0902f67..48f6398 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
-sphinx<7.0
+sphinx
 nbsphinx
 sphinx-theme
 pydata-sphinx-theme
diff --git a/pyproject.toml b/pyproject.toml
index 42ea671..51d5fb4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
 ]
 dependencies = [
     "deprecate-kwargs",
@@ -41,7 +42,7 @@ acc = [
     "numba",
 ]
 docs = [
-    "sphinx<7.0",
+    "sphinx",
     "nbsphinx",
     "sphinx-theme",
     "pydata-sphinx-theme",