diff --git a/pyproject.toml b/pyproject.toml
index 748795065..34ed8e1eb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,7 +57,7 @@ dev = [
   "wheel",
   "build",
   "Sphinx==5.3.0",
-  "furo==2023.3.27",
+  "furo==2023.5.20",
   "myst-parser==1.0.0",
   "sphinx-copybutton==0.5.2",
   "sphinx-autobuild==2021.3.14",