diff --git a/pyproject.toml b/pyproject.toml
index ba24a56f5..ceae7b3ef 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -69,7 +69,7 @@ optional-dependencies.dev = [
     "pyenchant==3.2.2",
     "pylint==3.2.6",
     "pyproject-fmt==2.2.1",
-    "pyright==1.1.377",
+    "pyright==1.1.378",
     "pyroma==4.2",
     "pytest==8.3.2",
     "pytest-cov==5.0.0",