diff --git a/.github/workflows/markdown-lint.yml b/.github/workflows/markdown-lint.yml
index f744ad5912a326a..e036de25f1fd29f 100644
--- a/.github/workflows/markdown-lint.yml
+++ b/.github/workflows/markdown-lint.yml
@@ -5,6 +5,8 @@ on:
     branches:
       - main
     paths:
+      - .markdownlint.json
+      - yarn.lock
       - '*.md'
       - .github/workflows/markdown-lint.yml
 
@@ -22,6 +24,10 @@ jobs:
           node-version: "12"
           cache: yarn
 
+      - name: Install all yarn packages
+        run: |
+          yarn --frozen-lockfile
+
       - name: Lint markdown files
         run: |
-          npx markdownlint-cli '*.md' -i LICENSE.md -i CODE_OF_CONDUCT.md
+          yarn lint:md
diff --git a/package.json b/package.json
index 4472b1aced8da43..80eee864e7c1daa 100644
--- a/package.json
+++ b/package.json
@@ -11,11 +11,13 @@
     "start": "yarn up-to-date-check && env-cmd --silent cross-env CONTENT_ROOT=files REACT_APP_DISABLE_AUTH=true BUILD_OUT_ROOT=build node node_modules/@mdn/yari/server",
     "filecheck": "env-cmd --silent cross-env CONTENT_ROOT=files node node_modules/@mdn/yari/filecheck/cli.js --cwd=.",
     "content": "env-cmd --silent cross-env CONTENT_ROOT=files node node_modules/@mdn/yari/tool/cli.js",
-    "build": "env-cmd --silent cross-env CONTENT_ROOT=files BUILD_OUT_ROOT=build node node_modules/@mdn/yari/build/cli.js"
+    "build": "env-cmd --silent cross-env CONTENT_ROOT=files BUILD_OUT_ROOT=build node node_modules/@mdn/yari/build/cli.js",
+    "lint:md": "markdownlint \"*.md\" \"rfcs/**/*.md\""
   },
   "dependencies": {
     "@mdn/yari": "0.8.37",
     "cross-env": "7.0.3",
-    "env-cmd": "10.1.0"
+    "env-cmd": "10.1.0",
+    "markdownlint-cli": "0.31.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index c3c1cb31339b019..e7810f912810183 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -927,6 +927,11 @@ commander@^7.1.0:
   resolved "https://registry.yarnpkg.com/commander/-/commander-7.1.0.tgz#f2eaecf131f10e36e07d894698226e36ae0eb5ff"
   integrity sha512-pRxBna3MJe6HKnBGsDyMv8ETbptw3axEdYHoqNh7gu5oDcew8fs0xnivZGm06Ogk8zGAJ9VX+OPEr2GXEQK4dg==
 
+commander@~9.0.0:
+  version "9.0.0"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-9.0.0.tgz#86d58f24ee98126568936bd1d3574e0308a99a40"
+  integrity sha512-JJfP2saEKbQqvW+FI93OYUB4ByV5cizMpFMiiJI8xDbBvQvSkIk0VvQdn1CZ8mqAO8Loq2h0gYTYtDFUZUeERw==
+
 compressible@~2.0.16:
   version "2.0.18"
   resolved "https://registry.yarnpkg.com/compressible/-/compressible-2.0.18.tgz#af53cca6b070d4c3c0750fbd77286a6d7cc46fba"
@@ -1225,6 +1230,11 @@ decompress@^4.0.0, decompress@^4.2.0:
     pify "^2.3.0"
     strip-dirs "^2.0.0"
 
+deep-extend@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.6.0.tgz#c4fa7c95404a17a9c3e8ca7e1537312b736330ac"
+  integrity sha512-LOHxIOaPYdHlJRtCQfDIVZtfw/ufM8+rVj649RIHzcm/vGwQRXFt6OPqIFWsm2XEMrNIEtWR64sY1LEKD2vAOA==
+
 defaults@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/defaults/-/defaults-1.0.3.tgz#c656051e9817d9ff08ed881477f3fe4019f3ef7d"
@@ -1466,6 +1476,11 @@ entities@^3.0.1:
   resolved "https://registry.yarnpkg.com/entities/-/entities-3.0.1.tgz#2b887ca62585e96db3903482d336c1006c3001d4"
   integrity sha512-WiyBqoomrwMdFG1e0kqvASYfnlb0lp8M5o5Fw2OFq1hNZxxcNk8Ik0Xm7LxzBhuidnZB/UtBqVCgUz3kBOP51Q==
 
+entities@~2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/entities/-/entities-2.1.0.tgz#992d3129cf7df6870b96c57858c249a120f8b8b5"
+  integrity sha512-hCx1oky9PFrJ611mf0ifBLBRW8lUUVRlFolb5gWRfIELabBlbp9xZvrqZLZAs+NxFnbfQoeGd8wDkygjg7U85w==
+
 env-cmd@10.1.0:
   version "10.1.0"
   resolved "https://registry.yarnpkg.com/env-cmd/-/env-cmd-10.1.0.tgz#c7f5d3b550c9519f137fdac4dd8fb6866a8c8c4b"
@@ -1900,6 +1915,11 @@ get-stdin@^4.0.1:
   resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-4.0.1.tgz#b968c6b0a04384324902e8bf1a5df32579a450fe"
   integrity sha1-uWjGsKBDhDJJAui/Gl3zJXmkUP4=
 
+get-stdin@~9.0.0:
+  version "9.0.0"
+  resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-9.0.0.tgz#3983ff82e03d56f1b2ea0d3e60325f39d703a575"
+  integrity sha512-dVKBjfWisLAicarI2Sf+JuBE/DghV4UzNAVe9yhEJuzeREd3JhOTE9cUaJTeSa77fsbQUK3pcOpJfM59+VKZaA==
+
 get-stream@3.0.0, get-stream@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-3.0.0.tgz#8e943d1358dc37555054ecbe2edb05aa174ede14"
@@ -1949,7 +1969,7 @@ glob-parent@^5.1.0:
   dependencies:
     is-glob "^4.0.1"
 
-glob@^7.1.3, glob@^7.1.6, glob@^7.2.0:
+glob@^7.1.3, glob@^7.1.6, glob@^7.2.0, glob@~7.2.0:
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.2.0.tgz#d15535af7732e02e948f4c41628bd910293f6023"
   integrity sha512-lmLf6gtyrPq8tTjSmrO94wBeQbFR3HbLHbuyD69wuyQkImp2hWqMGB47OX65FBkPffO641IP9jWa1z4ivqG26Q==
@@ -2377,6 +2397,11 @@ ignore@^5.1.1, ignore@^5.1.4:
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-5.1.8.tgz#f150a8b50a34289b33e22f5889abd4d8016f0e57"
   integrity sha512-BMpfD7PpiETpBl/A6S498BaIJ6Y/ABT93ETbby2fP00v4EbvPBXWEoaR1UBPKs3iR53pJY7EtZk5KACI57i1Uw==
 
+ignore@~5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/ignore/-/ignore-5.2.0.tgz#6d3bac8fa7fe0d45d9f9be7bac2fc279577e345a"
+  integrity sha512-CmxgYGiEPCLhfLnpPp1MoRmifwEIOgjcHXxOBjv7mY96c+eWScsOP9c112ZyLdWHi0FxHjI+4uVhKYp/gcdRmQ==
+
 image-size@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/image-size/-/image-size-1.0.1.tgz#86d6cfc2b1d19eab5d2b368d4b9194d9e48541c5"
@@ -2476,6 +2501,11 @@ ini@^1.3.4:
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.5.tgz#eee25f56db1c9ec6085e0c22778083f596abf927"
   integrity sha512-RZY5huIKCMRWDUqZlEi72f/lmXKMvuszcMBduliQ3nnWbx9X/ZBQO7DijMEYS9EhHBb2qacRUMtC7svLwe0lcw==
 
+ini@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/ini/-/ini-2.0.0.tgz#e5fd556ecdd5726be978fa1001862eacb0a94bc5"
+  integrity sha512-7PnF4oN3CvZF23ADhA5wRaYEQpJ8qygSkbtTXWBeXWXmEVRXK+1ITciHWwHhsjv1TmW0MgacIv6hEi5pX5NQdA==
+
 inline-style-parser@0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/inline-style-parser/-/inline-style-parser-0.1.1.tgz#ec8a3b429274e9c0a1f1c4ffa9453a7fef72cea1"
@@ -2737,7 +2767,7 @@ jake@^10.6.1:
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-4.0.0.tgz#19203fb59991df98e3a287050d4647cdeaf32499"
   integrity sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ==
 
-js-yaml@4.1.0:
+js-yaml@4.1.0, js-yaml@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-4.1.0.tgz#c1fb65f8f5017901cdd2c951864ba18458a10602"
   integrity sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==
@@ -2767,6 +2797,11 @@ json-schema-traverse@^0.4.1:
   resolved "https://registry.yarnpkg.com/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz#69f6a87d9513ab8bb8fe63bdb0979c448e684660"
   integrity sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==
 
+jsonc-parser@~3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/jsonc-parser/-/jsonc-parser-3.0.0.tgz#abdd785701c7e7eaca8a9ec8cf070ca51a745a22"
+  integrity sha512-fQzRfAbIBnR0IQvftw9FJveWiHp72Fg20giDrHz6TdfB12UH/uue0D3hm57UB5KgAVuniLMCaS8P1IMj9NR7cA==
+
 jsonfile@^6.0.1:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-6.0.1.tgz#98966cba214378c8c84b82e085907b40bf614179"
@@ -2816,6 +2851,13 @@ line-column-path@^2.0.0:
   dependencies:
     type-fest "^0.4.1"
 
+linkify-it@^3.0.1:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/linkify-it/-/linkify-it-3.0.3.tgz#a98baf44ce45a550efb4d49c769d07524cc2fa2e"
+  integrity sha512-ynTsyrFSdE5oZ/O9GEf00kPngmOfVwazR5GKDq6EYfhlpFug3J2zybX56a2PRRpc9P+FuSoGNAwjlbDs9jJBPQ==
+  dependencies:
+    uc.micro "^1.0.1"
+
 load-json-file@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/load-json-file/-/load-json-file-1.1.0.tgz#956905708d58b4bab4c2261b04f59f31c99374c0"
@@ -2991,6 +3033,17 @@ map-obj@^1.0.0, map-obj@^1.0.1:
   resolved "https://registry.yarnpkg.com/map-obj/-/map-obj-1.0.1.tgz#d933ceb9205d82bdcf4886f6742bdc2b4dea146d"
   integrity sha1-2TPOuSBdgr3PSIb2dCvcK03qFG0=
 
+markdown-it@12.3.2:
+  version "12.3.2"
+  resolved "https://registry.yarnpkg.com/markdown-it/-/markdown-it-12.3.2.tgz#bf92ac92283fe983fe4de8ff8abfb5ad72cd0c90"
+  integrity sha512-TchMembfxfNVpHkbtriWltGWc+m3xszaRD0CZup7GFFhzIgQqxIfn3eGj1yZpfuflzPvfkt611B2Q/Bsk1YnGg==
+  dependencies:
+    argparse "^2.0.1"
+    entities "~2.1.0"
+    linkify-it "^3.0.1"
+    mdurl "^1.0.1"
+    uc.micro "^1.0.5"
+
 markdown-table@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/markdown-table/-/markdown-table-2.0.0.tgz#194a90ced26d31fe753d8b9434430214c011865b"
@@ -2998,6 +3051,34 @@ markdown-table@^2.0.0:
   dependencies:
     repeat-string "^1.0.0"
 
+markdownlint-cli@0.31.1:
+  version "0.31.1"
+  resolved "https://registry.yarnpkg.com/markdownlint-cli/-/markdownlint-cli-0.31.1.tgz#8db34eec453e84bed06a954c8a289333f7c2c1c7"
+  integrity sha512-keIOMwQn+Ch7MoBwA+TdkyVMuxAeZFEGmIIlvwgV0Z1TGS5MxPnRr29XCLhkNzCHU+uNKGjU+VEjLX+Z9kli6g==
+  dependencies:
+    commander "~9.0.0"
+    get-stdin "~9.0.0"
+    glob "~7.2.0"
+    ignore "~5.2.0"
+    js-yaml "^4.1.0"
+    jsonc-parser "~3.0.0"
+    markdownlint "~0.25.1"
+    markdownlint-rule-helpers "~0.16.0"
+    minimatch "~3.0.5"
+    run-con "~1.2.10"
+
+markdownlint-rule-helpers@~0.16.0:
+  version "0.16.0"
+  resolved "https://registry.yarnpkg.com/markdownlint-rule-helpers/-/markdownlint-rule-helpers-0.16.0.tgz#c327f72782bd2b9475127a240508231f0413a25e"
+  integrity sha512-oEacRUVeTJ5D5hW1UYd2qExYI0oELdYK72k1TKGvIeYJIbqQWAz476NAc7LNixSySUhcNl++d02DvX0ccDk9/w==
+
+markdownlint@~0.25.1:
+  version "0.25.1"
+  resolved "https://registry.yarnpkg.com/markdownlint/-/markdownlint-0.25.1.tgz#df04536607ebeeda5ccd5e4f38138823ed623788"
+  integrity sha512-AG7UkLzNa1fxiOv5B+owPsPhtM4D6DoODhsJgiaNg1xowXovrYgOnLqAgOOFQpWOlHFVQUzjMY5ypNNTeov92g==
+  dependencies:
+    markdown-it "12.3.2"
+
 md5-file@5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/md5-file/-/md5-file-5.0.0.tgz#e519f631feca9c39e7f9ea1780b63c4745012e20"
@@ -3125,7 +3206,7 @@ mdn-data@2.0.27:
   resolved "https://registry.yarnpkg.com/mdn-data/-/mdn-data-2.0.27.tgz#1710baa7b0db8176d3b3d565ccb7915fc69525ab"
   integrity sha512-kwqO0I0jtWr25KcfLm9pia8vLZ8qoAKhWZuZMbneJq3jjBD3gl5nZs8l8Tu3ZBlBAHVQtDur9rdDGyvtfVraHQ==
 
-mdurl@^1.0.0:
+mdurl@^1.0.0, mdurl@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/mdurl/-/mdurl-1.0.1.tgz#fe85b2ec75a59037f2adfec100fd6c601761152e"
   integrity sha1-/oWy7HWlkDfyrf7BAP1sYBdhFS4=
@@ -3293,6 +3374,13 @@ minimatch@^3.0.4:
   dependencies:
     brace-expansion "^1.1.7"
 
+minimatch@~3.0.5:
+  version "3.0.8"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.8.tgz#5e6a59bd11e2ab0de1cfb843eb2d82e546c321c1"
+  integrity sha512-6FsRAQsxQ61mw+qP1ZzbL9Bc78x2p5OqNgNpnoAFLTrX8n5Kxph0CsnhmKKNXTWjXqU5L0pGPR7hYk+XWZr60Q==
+  dependencies:
+    brace-expansion "^1.1.7"
+
 minimist@^1.1.3, minimist@^1.2.0, minimist@^1.2.5:
   version "1.2.5"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
@@ -4096,6 +4184,16 @@ run-async@^2.2.0, run-async@^2.4.0:
   resolved "https://registry.yarnpkg.com/run-async/-/run-async-2.4.1.tgz#8440eccf99ea3e70bd409d49aab88e10c189a455"
   integrity sha512-tvVnVv01b8c1RrA6Ep7JkStj85Guv/YrMcwqYQnwjsAS2cTmmPGBBjAjpCW7RrSodNSoE2/qg9O4bceNvUuDgQ==
 
+run-con@~1.2.10:
+  version "1.2.10"
+  resolved "https://registry.yarnpkg.com/run-con/-/run-con-1.2.10.tgz#90de9d43d20274d00478f4c000495bd72f417d22"
+  integrity sha512-n7PZpYmMM26ZO21dd8y3Yw1TRtGABjRtgPSgFS/nhzfvbJMXFtJhJVyEgayMiP+w/23craJjsnfDvx4W4ue/HQ==
+  dependencies:
+    deep-extend "^0.6.0"
+    ini "~2.0.0"
+    minimist "^1.2.5"
+    strip-json-comments "~3.1.1"
+
 run-parallel@^1.1.9:
   version "1.1.9"
   resolved "https://registry.yarnpkg.com/run-parallel/-/run-parallel-1.1.9.tgz#c9dd3a7cf9f4b2c4b6244e173a6ed866e61dd679"
@@ -4457,6 +4555,11 @@ strip-indent@^1.0.1:
   dependencies:
     get-stdin "^4.0.1"
 
+strip-json-comments@~3.1.1:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-3.1.1.tgz#31f1281b3832630434831c310c01cccda8cbe006"
+  integrity sha512-6fPc+R4ihwqP6N/aIv2f1gMH8lOVtWQHoqC4yK6oSDVVocumAsfCqjkXnqiYMhmMwS/mEHLp7Vehlt3ql6lEig==
+
 strip-outer@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/strip-outer/-/strip-outer-1.0.1.tgz#b2fd2abf6604b9d1e6013057195df836b8a9d631"
@@ -4714,6 +4817,11 @@ type-is@~1.6.18:
     media-typer "0.3.0"
     mime-types "~2.1.24"
 
+uc.micro@^1.0.1, uc.micro@^1.0.5:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/uc.micro/-/uc.micro-1.0.6.tgz#9c411a802a409a91fc6cf74081baba34b24499ac"
+  integrity sha512-8Y75pvTYkLJW2hWQHXxoqRgV7qb9B+9vFEtidML+7koHUFapnVJAZ6cKs+Qjz5Aw3aZWHMC6u0wJE3At+nSGwA==
+
 unbzip2-stream@^1.0.9:
   version "1.4.3"
   resolved "https://registry.yarnpkg.com/unbzip2-stream/-/unbzip2-stream-1.4.3.tgz#b0da04c4371311df771cdc215e87f2130991ace7"