diff --git a/pyproject.toml b/pyproject.toml
index c162e22..d499f2a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,7 +19,7 @@ ruff = ["ruff==0.12.4"]
 
 types = ["types-requests", "types-python-dateutil"]
 mypy = ["mypy[faster-cache]==1.17.0", { include-group = "types" }]
-pyright = ["pyright==1.1.402", { include-group = "types" }]
+pyright = ["pyright==1.1.403", { include-group = "types" }]
 
 [tool.uv]
 required-version = "~=0.6"
diff --git a/uv.lock b/uv.lock
index 66ba89d..843ab05 100644
--- a/uv.lock
+++ b/uv.lock
@@ -184,7 +184,7 @@ mypy = [
 ]
 nox = [{ name = "nox", extras = ["uv"], specifier = "==2025.5.1" }]
 pyright = [
-    { name = "pyright", specifier = "==1.1.402" },
+    { name = "pyright", specifier = "==1.1.403" },
     { name = "types-python-dateutil" },
     { name = "types-requests" },
 ]
@@ -530,15 +530,15 @@ wheels = [
 
 [[package]]
 name = "pyright"
-version = "1.1.402"
+version = "1.1.403"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "nodeenv" },
     { name = "typing-extensions" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/aa/04/ce0c132d00e20f2d2fb3b3e7c125264ca8b909e693841210534b1ea1752f/pyright-1.1.402.tar.gz", hash = "sha256:85a33c2d40cd4439c66aa946fd4ce71ab2f3f5b8c22ce36a623f59ac22937683", size = 3888207, upload-time = "2025-06-11T08:48:35.759Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/fe/f6/35f885264ff08c960b23d1542038d8da86971c5d8c955cfab195a4f672d7/pyright-1.1.403.tar.gz", hash = "sha256:3ab69b9f41c67fb5bbb4d7a36243256f0d549ed3608678d381d5f51863921104", size = 3913526, upload-time = "2025-07-09T07:15:52.882Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/fe/37/1a1c62d955e82adae588be8e374c7f77b165b6cb4203f7d581269959abbc/pyright-1.1.402-py3-none-any.whl", hash = "sha256:2c721f11869baac1884e846232800fe021c33f1b4acb3929cff321f7ea4e2982", size = 5624004, upload-time = "2025-06-11T08:48:33.998Z" },
+    { url = "https://files.pythonhosted.org/packages/49/b6/b04e5c2f41a5ccad74a1a4759da41adb20b4bc9d59a5e08d29ba60084d07/pyright-1.1.403-py3-none-any.whl", hash = "sha256:c0eeca5aa76cbef3fcc271259bbd785753c7ad7bcac99a9162b4c4c7daed23b3", size = 5684504, upload-time = "2025-07-09T07:15:50.958Z" },
 ]
 
 [[package]]