diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 220e290..43a9645 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -7,12 +7,12 @@ on:
       - '**.py'
       - 'pyproject.toml'
       - '.github/workflows/coverage.yml'
+  # No paths filter on pull requests, so this check can be required before
+  # merging: a required check that never starts blocks the pull request. It
+  # also covers pull requests that only touch files outside the push filter,
+  # such as CHANGELOG.md, whose format tests/test_changelog_release.py checks.
   pull_request:
     branches: [ "master" ]
-    paths:
-      - '**.py'
-      - 'pyproject.toml'
-      - '.github/workflows/coverage.yml'
 
 permissions:
   contents: write
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 14c5161..945a165 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -7,12 +7,12 @@ on:
       - '**.py'
       - 'pyproject.toml'
       - '.github/workflows/lint.yml'
+  # No paths filter on pull requests, so this check can be required before
+  # merging: a required check that never starts blocks the pull request. It
+  # also covers pull requests that only touch files outside the push filter,
+  # such as CHANGELOG.md, whose format tests/test_changelog_release.py checks.
   pull_request:
     branches: [ "master" ]
-    paths:
-      - '**.py'
-      - 'pyproject.toml'
-      - '.github/workflows/lint.yml'
 
 jobs:
   lint:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5a653c1..2f2c7e5 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -7,12 +7,12 @@ on:
       - '**.py'
       - 'pyproject.toml'
       - '.github/workflows/test.yml'
+  # No paths filter on pull requests, so this check can be required before
+  # merging: a required check that never starts blocks the pull request. It
+  # also covers pull requests that only touch files outside the push filter,
+  # such as CHANGELOG.md, whose format tests/test_changelog_release.py checks.
   pull_request:
     branches: [ "master" ]
-    paths:
-      - '**.py'
-      - 'pyproject.toml'
-      - '.github/workflows/test.yml'
 
 jobs:
   test:
diff --git a/.github/workflows/tox.yml b/.github/workflows/tox.yml
index a077f42..53c5691 100644
--- a/.github/workflows/tox.yml
+++ b/.github/workflows/tox.yml
@@ -8,13 +8,12 @@ on:
       - 'pyproject.toml'
       - 'tox.ini'
       - '.github/workflows/tox.yml'
+  # No paths filter on pull requests, so this check can be required before
+  # merging: a required check that never starts blocks the pull request. It
+  # also covers pull requests that only touch files outside the push filter,
+  # such as CHANGELOG.md, whose format tests/test_changelog_release.py checks.
   pull_request:
     branches: [ "master" ]
-    paths:
-      - '**.py'
-      - 'pyproject.toml'
-      - 'tox.ini'
-      - '.github/workflows/tox.yml'
 
 jobs:
   tox: