diff --git a/pyproject.toml b/pyproject.toml
index 146e8c95..1ab2a9b2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,7 +52,7 @@ optional-dependencies.dev = [
     "pylint[spelling]==4.0.4",
     "pyproject-fmt==2.11.1",
     "pyrefly==0.47.0",
-    "pyright==1.1.407",
+    "pyright==1.1.408",
     "pyroma==5.0.1",
     "pytest==9.0.2",
     "pytest-cov==7.0.0",