diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index b3660e930..8ac416b6a 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -93,7 +93,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: jakebailey/pyright-action@v1
         with:
-          version: 1.1.140  # Must match pyright_test.py.
+          version: 1.1.142  # Must match pyright_test.py.
           python-platform: ${{ matrix.python-platform }}
           python-version: ${{ matrix.python-version }}
           no-comments: ${{ matrix.python-version != '3.9' || matrix.python-platform != 'Linux' }}  # Having each job create the same comment is too noisy.
diff --git a/tests/pyright_test.py b/tests/pyright_test.py
index 5dfa991e4..3eada3105 100755
--- a/tests/pyright_test.py
+++ b/tests/pyright_test.py
@@ -5,7 +5,7 @@ import subprocess
 import sys
 from pathlib import Path
 
-_PYRIGHT_VERSION = "1.1.140"  # Must match tests.yml.
+_PYRIGHT_VERSION = "1.1.142"  # Must match tests.yml.
 _WELL_KNOWN_FILE = Path("tests", "pyright_test.py")