diff --git a/.github/scripts/.lintstagedrc.js b/.github/scripts/lint-staged.config.mjs
similarity index 50%
rename from .github/scripts/.lintstagedrc.js
rename to .github/scripts/lint-staged.config.mjs
index 37efde5b3f4..03d95215055 100644
--- a/.github/scripts/.lintstagedrc.js
+++ b/.github/scripts/lint-staged.config.mjs
@@ -1,6 +1,6 @@
-const baseConfig = require("../../.lintstagedrc.js");
+import baseConfig from "../../lint-staged.config.mjs";
 
-module.exports = {
+export default {
   ...baseConfig,
   "*.{m,c,}js": ["eslint --fix", "prettier --write"],
 };
diff --git a/.markdownlint-cli2.jsonc b/.markdownlint-cli2.jsonc
new file mode 100644
index 00000000000..8329eabcbed
--- /dev/null
+++ b/.markdownlint-cli2.jsonc
@@ -0,0 +1,17 @@
+{
+  "$schema": "https://raw.githubusercontent.com/DavidAnson/markdownlint-cli2/main/schema/markdownlint-cli2-config-schema.json",
+  "config": {
+    "first-line-heading": false,
+    "no-inline-html": false,
+    "line-length": false,
+    "code-block-style": { "style": "fenced" },
+    "code-fence-style": { "style": "backtick" },
+    "heading-style": { "style": "atx" },
+    "no-duplicate-heading": { "siblings_only": true },
+    "emphasis-style": { "style": "asterisk" },
+    "strong-style": { "style": "asterisk" },
+    "ul-style": { "style": "dash" },
+  },
+  "gitignore": true,
+  "ignores": ["**/THIRD-PARTY-LICENSES.md"],
+}
diff --git a/.markdownlintignore b/.markdownlintignore
deleted file mode 100644
index 3b1700c637a..00000000000
--- a/.markdownlintignore
+++ /dev/null
@@ -1,2 +0,0 @@
-# prevents modifying licenses
-THIRD-PARTY-LICENSES.md
diff --git a/.markdownlintrc b/.markdownlintrc
deleted file mode 100644
index a0cc6bb623d..00000000000
--- a/.markdownlintrc
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-  "$schema": "https://raw.githubusercontent.com/DavidAnson/markdownlint/main/schema/markdownlint-config-schema.json",
-  "first-line-heading": false,
-  "no-inline-html": false,
-  "line-length": false,
-  "code-block-style": { "style": "fenced" },
-  "code-fence-style": { "style": "backtick" },
-  "heading-style": { "style": "atx" },
-  "no-duplicate-heading": { "siblings_only": true },
-  "emphasis-style": { "style": "asterisk" },
-  "strong-style": { "style": "asterisk" },
-  "ul-style": { "style": "dash" }
-}
diff --git a/.lintstagedrc.js b/lint-staged.config.mjs
similarity index 52%
rename from .lintstagedrc.js
rename to lint-staged.config.mjs
index 85e12b8d23f..38f5803c579 100644
--- a/.lintstagedrc.js
+++ b/lint-staged.config.mjs
@@ -1,5 +1,5 @@
-module.exports = {
+export default {
   "*.{json,html,yml}": ["prettier --write"],
   "*.{s,}css": ["prettier --write"],
-  "*.md": ["prettier --write", "markdownlint --fix"],
+  "*.md": ["prettier --write", "markdownlint-cli2 --fix"],
 };
diff --git a/package-lock.json b/package-lock.json
index fe70ba1b11e..cd98ab2a745 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -79,7 +79,7 @@
         "jest-axe": "10.0.0",
         "lerna": "8.2.1",
         "lint-staged": "15.5.0",
-        "markdownlint-cli": "0.44.0",
+        "markdownlint-cli2": "0.17.2",
         "postcss": "8.5.3",
         "prettier": "3.5.3",
         "puppeteer": "23.4.1",
@@ -13018,16 +13018,6 @@
         "node": ">=6"
       }
     },
-    "node_modules/deep-extend": {
-      "version": "0.6.0",
-      "resolved": "https://registry.npmjs.org/deep-extend/-/deep-extend-0.6.0.tgz",
-      "integrity": "sha512-LOHxIOaPYdHlJRtCQfDIVZtfw/ufM8+rVj649RIHzcm/vGwQRXFt6OPqIFWsm2XEMrNIEtWR64sY1LEKD2vAOA==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4.0.0"
-      }
-    },
     "node_modules/deep-is": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.4.tgz",
@@ -19749,16 +19739,6 @@
       ],
       "license": "MIT"
     },
-    "node_modules/jsonpointer": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/jsonpointer/-/jsonpointer-5.0.1.tgz",
-      "integrity": "sha512-p/nXbhSEcu3pZRdkW1OfJhpsVtW1gd4Wa1fnQc9YLiTfAjn0312eMKimbdIQzuZl9aa9xUGaRlP9T/CJE/ditQ==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
     "node_modules/JSONStream": {
       "version": "1.3.5",
       "resolved": "https://registry.npmjs.org/JSONStream/-/JSONStream-1.3.5.tgz",
@@ -23133,129 +23113,88 @@
         "url": "https://github.com/sponsors/DavidAnson"
       }
     },
-    "node_modules/markdownlint-cli": {
-      "version": "0.44.0",
-      "resolved": "https://registry.npmjs.org/markdownlint-cli/-/markdownlint-cli-0.44.0.tgz",
-      "integrity": "sha512-ZJTAONlvF9NkrIBltCdW15DxN9UTbPiKMEqAh2EU2gwIFlrCMavyCEPPO121cqfYOrLUJWW8/XKWongstmmTeQ==",
+    "node_modules/markdownlint-cli2": {
+      "version": "0.17.2",
+      "resolved": "https://registry.npmjs.org/markdownlint-cli2/-/markdownlint-cli2-0.17.2.tgz",
+      "integrity": "sha512-XH06ZOi8wCrtOSSj3p8y3yJzwgzYOSa7lglNyS3fP05JPRzRGyjauBb5UvlLUSCGysMmULS1moxdRHHudV+g/Q==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "commander": "~13.1.0",
-        "glob": "~10.4.5",
-        "ignore": "~7.0.3",
-        "js-yaml": "~4.1.0",
-        "jsonc-parser": "~3.3.1",
-        "jsonpointer": "~5.0.1",
-        "markdownlint": "~0.37.4",
-        "minimatch": "~9.0.5",
-        "run-con": "~1.3.2",
-        "smol-toml": "~1.3.1"
+        "globby": "14.0.2",
+        "js-yaml": "4.1.0",
+        "jsonc-parser": "3.3.1",
+        "markdownlint": "0.37.4",
+        "markdownlint-cli2-formatter-default": "0.0.5",
+        "micromatch": "4.0.8"
       },
       "bin": {
-        "markdownlint": "markdownlint.js"
+        "markdownlint-cli2": "markdownlint-cli2-bin.mjs"
       },
       "engines": {
         "node": ">=18"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/DavidAnson"
       }
     },
-    "node_modules/markdownlint-cli/node_modules/brace-expansion": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
-      "integrity": "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==",
+    "node_modules/markdownlint-cli2-formatter-default": {
+      "version": "0.0.5",
+      "resolved": "https://registry.npmjs.org/markdownlint-cli2-formatter-default/-/markdownlint-cli2-formatter-default-0.0.5.tgz",
+      "integrity": "sha512-4XKTwQ5m1+Txo2kuQ3Jgpo/KmnG+X90dWt4acufg6HVGadTUG5hzHF/wssp9b5MBYOMCnZ9RMPaU//uHsszF8Q==",
       "dev": true,
       "license": "MIT",
-      "dependencies": {
-        "balanced-match": "^1.0.0"
+      "funding": {
+        "url": "https://github.com/sponsors/DavidAnson"
+      },
+      "peerDependencies": {
+        "markdownlint-cli2": ">=0.0.4"
       }
     },
-    "node_modules/markdownlint-cli/node_modules/commander": {
-      "version": "13.1.0",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-13.1.0.tgz",
-      "integrity": "sha512-/rFeCpNJQbhSZjGVwO9RFV3xPqbnERS8MmIQzCtD/zl6gpJuV/bMLuN92oG3F7d8oDEHHRrujSXNUr8fpjntKw==",
+    "node_modules/markdownlint-cli2/node_modules/globby": {
+      "version": "14.0.2",
+      "resolved": "https://registry.npmjs.org/globby/-/globby-14.0.2.tgz",
+      "integrity": "sha512-s3Fq41ZVh7vbbe2PN3nrW7yC7U7MFVc5c98/iTl9c2GawNMKx/J648KQRW6WKkuU8GIbbh2IXfIRQjOZnXcTnw==",
       "dev": true,
       "license": "MIT",
-      "engines": {
-        "node": ">=18"
-      }
-    },
-    "node_modules/markdownlint-cli/node_modules/glob": {
-      "version": "10.4.5",
-      "resolved": "https://registry.npmjs.org/glob/-/glob-10.4.5.tgz",
-      "integrity": "sha512-7Bv8RF0k6xjo7d4A/PxYLbUCfb6c+Vpd2/mB2yRDlew7Jb5hEXiCD9ibfO7wpk8i4sevK6DFny9h7EYbM3/sHg==",
-      "dev": true,
-      "license": "ISC",
       "dependencies": {
-        "foreground-child": "^3.1.0",
-        "jackspeak": "^3.1.2",
-        "minimatch": "^9.0.4",
-        "minipass": "^7.1.2",
-        "package-json-from-dist": "^1.0.0",
-        "path-scurry": "^1.11.1"
-      },
-      "bin": {
-        "glob": "dist/esm/bin.mjs"
+        "@sindresorhus/merge-streams": "^2.1.0",
+        "fast-glob": "^3.3.2",
+        "ignore": "^5.2.4",
+        "path-type": "^5.0.0",
+        "slash": "^5.1.0",
+        "unicorn-magic": "^0.1.0"
       },
-      "funding": {
-        "url": "https://github.com/sponsors/isaacs"
-      }
-    },
-    "node_modules/markdownlint-cli/node_modules/ignore": {
-      "version": "7.0.3",
-      "resolved": "https://registry.npmjs.org/ignore/-/ignore-7.0.3.tgz",
-      "integrity": "sha512-bAH5jbK/F3T3Jls4I0SO1hmPR0dKU0a7+SY6n1yzRtG54FLO8d6w/nxLFX2Nb7dBu6cCWXPaAME6cYqFUMmuCA==",
-      "dev": true,
-      "license": "MIT",
       "engines": {
-        "node": ">= 4"
-      }
-    },
-    "node_modules/markdownlint-cli/node_modules/jackspeak": {
-      "version": "3.4.3",
-      "resolved": "https://registry.npmjs.org/jackspeak/-/jackspeak-3.4.3.tgz",
-      "integrity": "sha512-OGlZQpz2yfahA/Rd1Y8Cd9SIEsqvXkLVoSw/cgwhnhFMDbsQFeZYoJJ7bIZBS9BcamUW96asq/npPWugM+RQBw==",
-      "dev": true,
-      "license": "BlueOak-1.0.0",
-      "dependencies": {
-        "@isaacs/cliui": "^8.0.2"
+        "node": ">=18"
       },
       "funding": {
-        "url": "https://github.com/sponsors/isaacs"
-      },
-      "optionalDependencies": {
-        "@pkgjs/parseargs": "^0.11.0"
+        "url": "https://github.com/sponsors/sindresorhus"
       }
     },
-    "node_modules/markdownlint-cli/node_modules/minimatch": {
-      "version": "9.0.5",
-      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-9.0.5.tgz",
-      "integrity": "sha512-G6T0ZX48xgozx7587koeX9Ys2NYy6Gmv//P89sEte9V9whIapMNF4idKxnW2QtCcLiTWlb/wfCabAtAFWhhBow==",
+    "node_modules/markdownlint-cli2/node_modules/path-type": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/path-type/-/path-type-5.0.0.tgz",
+      "integrity": "sha512-5HviZNaZcfqP95rwpv+1HDgUamezbqdSYTyzjTvwtJSnIH+3vnbmWsItli8OFEndS984VT55M3jduxZbX351gg==",
       "dev": true,
-      "license": "ISC",
-      "dependencies": {
-        "brace-expansion": "^2.0.1"
-      },
+      "license": "MIT",
       "engines": {
-        "node": ">=16 || 14 >=14.17"
+        "node": ">=12"
       },
       "funding": {
-        "url": "https://github.com/sponsors/isaacs"
+        "url": "https://github.com/sponsors/sindresorhus"
       }
     },
-    "node_modules/markdownlint-cli/node_modules/path-scurry": {
-      "version": "1.11.1",
-      "resolved": "https://registry.npmjs.org/path-scurry/-/path-scurry-1.11.1.tgz",
-      "integrity": "sha512-Xa4Nw17FS9ApQFJ9umLiJS4orGjm7ZzwUrwamcGQuHSzDyth9boKDaycYdDcZDuqYATXw4HFXgaqWTctW/v1HA==",
+    "node_modules/markdownlint-cli2/node_modules/unicorn-magic": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/unicorn-magic/-/unicorn-magic-0.1.0.tgz",
+      "integrity": "sha512-lRfVq8fE8gz6QMBuDM6a+LO3IAzTi05H6gCVaUpir2E1Rwpo4ZUog45KpNXKC/Mn3Yb9UDuHumeFTo9iV/D9FQ==",
       "dev": true,
-      "license": "BlueOak-1.0.0",
-      "dependencies": {
-        "lru-cache": "^10.2.0",
-        "minipass": "^5.0.0 || ^6.0.2 || ^7.0.0"
-      },
+      "license": "MIT",
       "engines": {
-        "node": ">=16 || 14 >=14.18"
+        "node": ">=18"
       },
       "funding": {
-        "url": "https://github.com/sponsors/isaacs"
+        "url": "https://github.com/sponsors/sindresorhus"
       }
     },
     "node_modules/math-intrinsics": {
@@ -28875,32 +28814,6 @@
         "node": ">=0.12.0"
       }
     },
-    "node_modules/run-con": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/run-con/-/run-con-1.3.2.tgz",
-      "integrity": "sha512-CcfE+mYiTcKEzg0IqS08+efdnH0oJ3zV0wSUFBNrMHMuxCtXvBCLzCJHatwuXDcu/RlhjTziTo/a1ruQik6/Yg==",
-      "dev": true,
-      "license": "(BSD-2-Clause OR MIT OR Apache-2.0)",
-      "dependencies": {
-        "deep-extend": "^0.6.0",
-        "ini": "~4.1.0",
-        "minimist": "^1.2.8",
-        "strip-json-comments": "~3.1.1"
-      },
-      "bin": {
-        "run-con": "cli.js"
-      }
-    },
-    "node_modules/run-con/node_modules/ini": {
-      "version": "4.1.3",
-      "resolved": "https://registry.npmjs.org/ini/-/ini-4.1.3.tgz",
-      "integrity": "sha512-X7rqawQBvfdjS10YU1y1YVreA3SsLrW9dX2CewP2EbBJM4ypVNLDkO5y04gejPwKIY9lR+7r9gn3rFPt/kmWFg==",
-      "dev": true,
-      "license": "ISC",
-      "engines": {
-        "node": "^14.17.0 || ^16.13.0 || >=18.0.0"
-      }
-    },
     "node_modules/run-parallel": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/run-parallel/-/run-parallel-1.2.0.tgz",
@@ -29986,19 +29899,6 @@
         "npm": ">= 3.0.0"
       }
     },
-    "node_modules/smol-toml": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/smol-toml/-/smol-toml-1.3.1.tgz",
-      "integrity": "sha512-tEYNll18pPKHroYSmLLrksq233j021G0giwW7P3D24jC54pQ5W5BXMsQ/Mvw1OJCmEYDgY+lrzT+3nNUtoNfXQ==",
-      "dev": true,
-      "license": "BSD-3-Clause",
-      "engines": {
-        "node": ">= 18"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/cyyynthia"
-      }
-    },
     "node_modules/socket.io": {
       "version": "4.8.1",
       "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-4.8.1.tgz",
diff --git a/package.json b/package.json
index a7caa4d1837..c5323827f07 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "build": "turbo run build --log-order=stream",
     "clean": "turbo run clean --log-order=stream && git clean -fd && rimraf node_modules .turbo",
     "lint": "concurrently \"npm:lint:*\" \"turbo run lint --log-order=stream\"",
-    "lint:md": "prettier --write \"*.md\" >/dev/null && markdownlint --fix \"*.md\"",
+    "lint:md": "prettier --write \"*.md\" >/dev/null && markdownlint-cli2 --fix \"*.md\"",
     "lint:yml": "prettier --write \".github/**/*.yml\" >/dev/null",
     "lint:js": "eslint -c .github/scripts/eslint.config.cjs --fix .github/scripts/ && prettier --write \".github/**/*.{c,m,}js\" >/dev/null",
     "lint:json": "prettier --write \"{.vscode,}/*.json\" >/dev/null",
@@ -98,7 +98,7 @@
     "jest-axe": "10.0.0",
     "lerna": "8.2.1",
     "lint-staged": "15.5.0",
-    "markdownlint-cli": "0.44.0",
+    "markdownlint-cli2": "0.17.2",
     "postcss": "8.5.3",
     "prettier": "3.5.3",
     "puppeteer": "23.4.1",
diff --git a/packages/calcite-components-react/package.json b/packages/calcite-components-react/package.json
index 13f4900e2cb..03124f84cab 100644
--- a/packages/calcite-components-react/package.json
+++ b/packages/calcite-components-react/package.json
@@ -23,7 +23,7 @@
     "compile": "npm run tsc",
     "lint": "concurrently npm:lint:*",
     "lint:json": "prettier --write \"**/*.json\" >/dev/null",
-    "lint:md": "prettier --write \"**/*.md\" >/dev/null && markdownlint \"**/*.md\" --fix --dot --ignore-path ../../.gitignore",
+    "lint:md": "prettier --write \"**/*.md\" >/dev/null && markdownlint-cli2 \"**/*.md\" --fix --config \"../../.markdownlint-cli2.jsonc\"",
     "tsc": "tsc",
     "util:update-3rd-party-licenses": "tsx ../../support/createThirdPartyLicenses.ts"
   },
diff --git a/packages/calcite-components/.gitignore b/packages/calcite-components/.gitignore
index 4b77e73a55b..099e751563a 100644
--- a/packages/calcite-components/.gitignore
+++ b/packages/calcite-components/.gitignore
@@ -2,6 +2,6 @@ __docs-temp__/*
 docs/
 hydrate/
 *.js
-!/.lintstagedrc.js
+!/lint-staged.config.mjs
 src/components/icon/assets
 node_modules
diff --git a/packages/calcite-components/.lintstagedrc.js b/packages/calcite-components/lint-staged.config.mjs
similarity index 73%
rename from packages/calcite-components/.lintstagedrc.js
rename to packages/calcite-components/lint-staged.config.mjs
index 9ac1b859e78..3b9ae593fe8 100644
--- a/packages/calcite-components/.lintstagedrc.js
+++ b/packages/calcite-components/lint-staged.config.mjs
@@ -1,4 +1,4 @@
-import baseConfig from "../../.lintstagedrc.js";
+import baseConfig from "../../lint-staged.config.mjs";
 
 export default {
   ...baseConfig,
diff --git a/packages/calcite-components/package.json b/packages/calcite-components/package.json
index ad244507534..746d2e1a361 100644
--- a/packages/calcite-components/package.json
+++ b/packages/calcite-components/package.json
@@ -46,7 +46,7 @@
     "lint": "concurrently npm:lint:*",
     "lint:html": "prettier --write \"**/*.html\" >/dev/null",
     "lint:json": "prettier --write \"**/*.json\" >/dev/null",
-    "lint:md": "prettier --write \"**/*.md\" >/dev/null && markdownlint \"**/*.md\" --fix --dot --ignore-path .gitignore",
+    "lint:md": "prettier --write \"**/*.md\" >/dev/null && markdownlint-cli2 \"**/*.md\" --fix --config \"../../.markdownlint-cli2.jsonc\"",
     "lint:scss": "stylelint --fix \"src/**/*.scss\" && prettier --write \"**/*.scss\" >/dev/null",
     "lint:ts": "eslint --fix . && prettier --write \"**/*.{ts,tsx,cjs,mjs}\" >/dev/null",
     "prepublish": "./support/cleanupDistFiles.sh",
diff --git a/packages/calcite-components/tsconfig-eslint.json b/packages/calcite-components/tsconfig-eslint.json
index 5258eb17cc4..386c6023003 100755
--- a/packages/calcite-components/tsconfig-eslint.json
+++ b/packages/calcite-components/tsconfig-eslint.json
@@ -1,5 +1,5 @@
 {
   "extends": "./tsconfig-base",
-  "include": [".storybook/*", "**/*", "**/*.config.js", "eslint.config.mjs", "**/.*.cjs"],
+  "include": ["**/*", "**/*.config.mjs", "**/.*.cjs", ".storybook/*"],
   "exclude": ["**/[!_]*assets*/**", "dist", "hydrate", "docs"]
 }
diff --git a/packages/calcite-design-tokens/.lintstagedrc.js b/packages/calcite-design-tokens/lint-staged.config.mjs
similarity index 64%
rename from packages/calcite-design-tokens/.lintstagedrc.js
rename to packages/calcite-design-tokens/lint-staged.config.mjs
index 8b2d6d6906f..e47ae18d93f 100644
--- a/packages/calcite-design-tokens/.lintstagedrc.js
+++ b/packages/calcite-design-tokens/lint-staged.config.mjs
@@ -1,4 +1,4 @@
-import baseConfig from "../../.lintstagedrc.js";
+import baseConfig from "../../lint-staged.config.mjs";
 
 export default {
   ...baseConfig,
diff --git a/packages/calcite-design-tokens/package.json b/packages/calcite-design-tokens/package.json
index afe2d4e6617..bec1bfc5a77 100644
--- a/packages/calcite-design-tokens/package.json
+++ b/packages/calcite-design-tokens/package.json
@@ -34,7 +34,7 @@
     "build:watch:test": "MODE='test' npm run build:watch",
     "clean": "rimraf node_modules dist .turbo",
     "lint:json": "prettier --write \"**/*.json\" >/dev/null",
-    "lint:md": "prettier --write \"**/*.md\" >/dev/null && markdownlint \"**/*.md\" --fix --dot --ignore-path ../../.gitignore",
+    "lint:md": "prettier --write \"**/*.md\" >/dev/null && markdownlint-cli2 \"**/*.md\" --fix --config \"../../.markdownlint-cli2.jsonc\"",
     "lint:ts": "eslint --fix . && prettier --write \"**/*.{ts,tsx,cjs,mjs}\" >/dev/null",
     "lint": "concurrently npm:lint:*",
     "test": "vitest",
diff --git a/packages/calcite-design-tokens/tsconfig-eslint.json b/packages/calcite-design-tokens/tsconfig-eslint.json
index acd50dd751a..c0420783718 100644
--- a/packages/calcite-design-tokens/tsconfig-eslint.json
+++ b/packages/calcite-design-tokens/tsconfig-eslint.json
@@ -1,4 +1,4 @@
 {
   "extends": "./tsconfig-base.json",
-  "include": ["./**/*"]
+  "include": ["**/*", "*.config.mjs"]
 }
diff --git a/packages/calcite-design-tokens/tsconfig.json b/packages/calcite-design-tokens/tsconfig.json
index 32f3066fdc1..cbad790ba5a 100755
--- a/packages/calcite-design-tokens/tsconfig.json
+++ b/packages/calcite-design-tokens/tsconfig.json
@@ -7,5 +7,5 @@
     ]
   },
   "extends": "./tsconfig-base",
-  "include": ["support", "src"]
+  "include": ["src"]
 }
diff --git a/packages/eslint-plugin-calcite-components/package.json b/packages/eslint-plugin-calcite-components/package.json
index f55a12fef10..06e71cba583 100644
--- a/packages/eslint-plugin-calcite-components/package.json
+++ b/packages/eslint-plugin-calcite-components/package.json
@@ -17,7 +17,7 @@
     "build": "vite build",
     "lint": "concurrently npm:lint:*",
     "lint:json": "prettier --write \"**/*.json\" >/dev/null",
-    "lint:md": "prettier --write \"**/*.md\" >/dev/null && markdownlint \"**/*.md\" --fix --dot --ignore-path .gitignore --ignore-path ../../.gitignore",
+    "lint:md": "prettier --write \"**/*.md\" >/dev/null && markdownlint-cli2 \"**/*.md\" --fix --config \"../../.markdownlint-cli2.jsonc\"",
     "test": "vitest",
     "clean": "rimraf node_modules dist .turbo",
     "util:update-3rd-party-licenses": "tsx ../../support/createThirdPartyLicenses.ts"
diff --git a/support/syncLinkedPackageVersions.ts b/support/syncLinkedPackageVersions.ts
index db9870dbce6..176c163cb64 100644
--- a/support/syncLinkedPackageVersions.ts
+++ b/support/syncLinkedPackageVersions.ts
@@ -84,7 +84,7 @@
 
     console.log("Deployable packages:", changedPackagesData);
 
-    await exec("markdownlint packages/{*}/CHANGELOG.md --fix");
+    await exec("markdownlint-cli2 packages/{*}/CHANGELOG.md --fix");
 
     // add/commit changed files
     await exec(