diff --git a/.github/workflows/check-internal-links.yml b/.github/workflows/check-internal-links.yml
index 2aad431b..9f0f71d2 100644
--- a/.github/workflows/check-internal-links.yml
+++ b/.github/workflows/check-internal-links.yml
@@ -8,6 +8,9 @@ name: Internal Links
 # gate deterministic and free of network flakiness.
 
 on:
+  # Dispatched by the refresh workflows on the PR branch: PRs opened with
+  # GITHUB_TOKEN need explicit CI dispatches (#335, #337, #513).
+  workflow_dispatch:
   pull_request:
     branches: [main]
     paths:
diff --git a/.github/workflows/hive-docs-refresh.yml b/.github/workflows/hive-docs-refresh.yml
index b54a4726..8a03fcb0 100644
--- a/.github/workflows/hive-docs-refresh.yml
+++ b/.github/workflows/hive-docs-refresh.yml
@@ -18,7 +18,7 @@ env:
   # Workflows whose jobs are the required status checks on main. Each must
   # declare `on: workflow_dispatch` so this run can trigger them on the PR
   # branch (see "Trigger required checks" below).
-  REQUIRED_CHECK_WORKFLOWS: build.yml typecheck.yml vitest.yml npm-audit.yml
+  REQUIRED_CHECK_WORKFLOWS: build.yml typecheck.yml vitest.yml npm-audit.yml check-internal-links.yml markdownlint-cli2.yml
 
 jobs:
   refresh:
@@ -64,8 +64,9 @@ jobs:
 
             This PR was opened with `GITHUB_TOKEN`, so GitHub does not start
             `pull_request` workflows for it. The refresh run instead dispatches
-            Build, TypeScript & Lint Check, Vitest and npm audit on the PR
-            branch; their check-runs land on the head SHA as usual.
+            Build, TypeScript & Lint Check, Vitest, npm audit, Internal Links
+            and Markdown Lint on the PR branch; their check-runs land on the
+            head SHA as usual.
 
             Refresh run: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
 
diff --git a/.github/workflows/markdownlint-cli2.yml b/.github/workflows/markdownlint-cli2.yml
index 6f92f393..f4213e76 100644
--- a/.github/workflows/markdownlint-cli2.yml
+++ b/.github/workflows/markdownlint-cli2.yml
@@ -1,6 +1,9 @@
 name: Markdown Lint
 
 on:
+  # Dispatched by the refresh workflows on the PR branch: PRs opened with
+  # GITHUB_TOKEN need explicit CI dispatches (#335, #337, #513).
+  workflow_dispatch:
   pull_request:
     branches: [main]
     paths:
diff --git a/.github/workflows/meeting-recordings-refresh.yml b/.github/workflows/meeting-recordings-refresh.yml
index b532cc06..40e37a71 100644
--- a/.github/workflows/meeting-recordings-refresh.yml
+++ b/.github/workflows/meeting-recordings-refresh.yml
@@ -13,7 +13,7 @@ env:
   # Workflows whose jobs are the required status checks on main. Each must
   # declare `on: workflow_dispatch` so this run can trigger them on the PR
   # branch (see "Trigger required checks" below).
-  REQUIRED_CHECK_WORKFLOWS: build.yml typecheck.yml vitest.yml npm-audit.yml
+  REQUIRED_CHECK_WORKFLOWS: build.yml typecheck.yml vitest.yml npm-audit.yml check-internal-links.yml markdownlint-cli2.yml
 
 jobs:
   refresh:
@@ -59,8 +59,9 @@ jobs:
 
             This PR was opened with `GITHUB_TOKEN`, so GitHub does not start
             `pull_request` workflows for it. The refresh run instead dispatches
-            Build, TypeScript & Lint Check, Vitest and npm audit on the PR
-            branch; their check-runs land on the head SHA as usual.
+            Build, TypeScript & Lint Check, Vitest, npm audit, Internal Links
+            and Markdown Lint on the PR branch; their check-runs land on the
+            head SHA as usual.
 
             Refresh run: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
 
diff --git a/changelog.d/fixed-513-refresh-required-checks.md b/changelog.d/fixed-513-refresh-required-checks.md
new file mode 100644
index 00000000..6232d5e7
--- /dev/null
+++ b/changelog.d/fixed-513-refresh-required-checks.md
@@ -0,0 +1,2 @@
+- Refresh PRs now dispatch Internal Links and Markdown Lint alongside the other
+  required checks, avoiding missing checks that stall automated merges (#513).
diff --git a/src/__tests__/refresh-workflow-dispatch.test.ts b/src/__tests__/refresh-workflow-dispatch.test.ts
index 1e4b9e39..59cb6e21 100644
--- a/src/__tests__/refresh-workflow-dispatch.test.ts
+++ b/src/__tests__/refresh-workflow-dispatch.test.ts
@@ -55,6 +55,19 @@ describe.each(REFRESH_WORKFLOWS)("%s dispatches required checks", refresh => {
     expect(required!.length).toBeGreaterThan(0);
   });
 
+  it("includes every required PR check, including path-filtered checks", () => {
+    expect(required).toEqual(
+      expect.arrayContaining([
+        "build.yml",
+        "typecheck.yml",
+        "vitest.yml",
+        "npm-audit.yml",
+        "check-internal-links.yml",
+        "markdownlint-cli2.yml",
+      ])
+    );
+  });
+
   it("iterates that list in the dispatch step", () => {
     expect(yaml).toMatch(/for wf in \$REQUIRED_CHECK_WORKFLOWS;/);
     expect(yaml).toMatch(/gh workflow run "\$wf"/);