diff --git a/pyproject.toml b/pyproject.toml
index 4a4254c90..4a34e0375 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,7 @@ dev = [
     "pygments==2.15.1",
     "docutils==0.19",
     "furo",
-    "pyright",
+    "pyright==1.1.322",
     "pyyaml==6.0",
     "sphinx==7.1.2",
     "sphinx-autobuild==2021.3.14",