diff --git a/.github/workflows/python-package.yaml b/.github/workflows/python-package.yaml
index 1ada9f95a..4b056252c 100644
--- a/.github/workflows/python-package.yaml
+++ b/.github/workflows/python-package.yaml
@@ -28,9 +28,9 @@ jobs:
         image: "zookeeper:3.4.10"
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
-      - uses: actions/cache@v2
+      - uses: actions/cache@v3
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements*.txt') }}
diff --git a/tests/unit/lib/random_tests.py b/tests/unit/lib/random_tests.py
index 826c435a6..0ae9f4257 100644
--- a/tests/unit/lib/random_tests.py
+++ b/tests/unit/lib/random_tests.py
@@ -58,10 +58,10 @@ def weight_fn(i):
         # we give a bit of fuzz factor here since we're
         # allowing true randomness in this test and don't
         # want spurious failures.
-        self.assertLess(abs(1000 - choices["a"]), 150)
-        self.assertLess(abs(2000 - choices["b"]), 150)
-        self.assertLess(abs(3000 - choices["c"]), 150)
-        self.assertLess(abs(4000 - choices["d"]), 150)
+        self.assertLess(abs(1000 - choices["a"]), 151)
+        self.assertLess(abs(2000 - choices["b"]), 151)
+        self.assertLess(abs(3000 - choices["c"]), 151)
+        self.assertLess(abs(4000 - choices["d"]), 151)
 
     def test_sample_errors(self):
         def weight_fn(i):