diff --git a/package.json b/package.json
index 9a33b92d..0a2137c0 100644
--- a/package.json
+++ b/package.json
@@ -74,6 +74,7 @@
     "node": ">=20"
   },
   "dependencies": {
+    "@electron/lint-roller": "^3.1.2",
     "micromark": "4.0.2",
     "micromark-core-commonmark": "2.0.3",
     "micromark-extension-directive": "4.0.0",
diff --git a/test/markdownlint-test-repos-dotnet-docs.mjs b/test/markdownlint-test-repos-dotnet-docs.mjs
deleted file mode 100644
index b3a1ec41..00000000
--- a/test/markdownlint-test-repos-dotnet-docs.mjs
+++ /dev/null
@@ -1,13 +0,0 @@
-// @ts-check
-
-import path from "node:path";
-const { join } = path.posix;
-import test from "ava";
-import { lintTestRepo } from "./markdownlint-test-repos.mjs";
-
-test("https://github.com/dotnet/docs", (t) => {
-  const rootDir = "./test-repos/dotnet-docs";
-  const globPatterns = [ join(rootDir, "**/*.md") ];
-  const configPath = join(rootDir, ".markdownlint-cli2.jsonc");
-  return lintTestRepo(t, globPatterns, configPath, true);
-});
diff --git a/test/markdownlint-test-repos-mdn-content.mjs b/test/markdownlint-test-repos-mdn-content.mjs
deleted file mode 100644
index 71d57968..00000000
--- a/test/markdownlint-test-repos-mdn-content.mjs
+++ /dev/null
@@ -1,13 +0,0 @@
-// @ts-check
-
-import path from "node:path";
-const { join } = path.posix;
-import test from "ava";
-import { lintTestRepo } from "./markdownlint-test-repos.mjs";
-
-test("https://github.com/mdn/content", (t) => {
-  const rootDir = "./test-repos/mdn-content";
-  const globPatterns = [ join(rootDir, "**/*.md") ];
-  const configPath = join(rootDir, ".markdownlint-cli2.jsonc");
-  return lintTestRepo(t, globPatterns, configPath, true);
-});