diff --git a/pyproject.toml b/pyproject.toml
index 446ece2..29590bd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ dependencies = []
 
 [dependency-groups]
 dev = [
-    "pyright>=1.1.392.post0",
+    "pyright>=1.1.409",
     "pytest>=8.3.4",
     "pytest-cov>=6.0.0",
     "ruff>=0.9.2",