diff --git a/package-lock.json b/package-lock.json
index 5fb41b4..d79627a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2497,19 +2497,12 @@
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-              "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-18.1.3.tgz",
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+              "version": "5.0.1",
+              "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-5.0.1.tgz",
+              "integrity": "sha512-wpav5XYiddjXxirPoCTUPbqM0PXvJ9hiBMvuJgInvo4/lAOTZzUprArw17q2O1P2+GHhbBr18/iQwjL5Z9BqfA==",
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-                "camelcase": "^5.0.0",
-                "decamelize": "^1.2.0"
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-              "dependencies": {
-                "camelcase": {
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-                  "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
-                  "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg=="
-                }
+                "camelcase": "^3.0.0",
+                "object.assign": "^4.1.0"
               }
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@@ -3041,9 +3034,9 @@
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-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/linkify-it/-/linkify-it-2.2.0.tgz",
-      "integrity": "sha512-GnAl/knGn+i1U/wjBz3akz2stz+HrHLsxMwHQGofCDfPvlf+gDKN58UtfmUquTY4/MXeE2x7k19KQmeoZi94Iw==",
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/linkify-it/-/linkify-it-3.0.3.tgz",
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@@ -3085,18 +3078,6 @@
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-              "version": "18.1.3",
-              "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-18.1.3.tgz",
-              "integrity": "sha512-o50j0JeToy/4K6OZcaQmW6lyXXKhq7csREXcDwk2omFPJEwUNOVtJKvmDr9EI1fAJZUyZcRF7kxGBWmRXudrCQ==",
-              "dev": true,
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-                "camelcase": "^5.0.0",
-                "decamelize": "^1.2.0"
-              }
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@@ -3135,21 +3116,26 @@
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-      "resolved": "https://registry.npmjs.org/markdown-it/-/markdown-it-8.4.2.tgz",
-      "integrity": "sha512-GcRz3AWTqSUphY3vsUqQSFMbgR38a4Lh3GWlHRh/7MRwz8mcu9n2IO7HOh+bXHrR9kOPDl5RNCaEsrneb+xhHQ==",
+      "version": "12.3.2",
+      "resolved": "https://registry.npmjs.org/markdown-it/-/markdown-it-12.3.2.tgz",
+      "integrity": "sha512-TchMembfxfNVpHkbtriWltGWc+m3xszaRD0CZup7GFFhzIgQqxIfn3eGj1yZpfuflzPvfkt611B2Q/Bsk1YnGg==",
       "requires": {
-        "argparse": "^1.0.7",
-        "entities": "~1.1.1",
-        "linkify-it": "^2.0.0",
+        "argparse": "^2.0.1",
+        "entities": "~2.1.0",
+        "linkify-it": "^3.0.1",
         "mdurl": "^1.0.1",
         "uc.micro": "^1.0.5"
       },
       "dependencies": {
+        "argparse": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
+          "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q=="
+        },
         "entities": {
-          "version": "1.1.2",
-          "resolved": "https://registry.npmjs.org/entities/-/entities-1.1.2.tgz",
-          "integrity": "sha512-f2LZMYl1Fzu7YSBKg+RoROelpOaNrcGmE9AZubeDfrCEia483oW4MI4VyFd5VNHIgQ/7qm1I0wUHK1eJnn2y2w=="
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/entities/-/entities-2.1.0.tgz",
+          "integrity": "sha512-hCx1oky9PFrJ611mf0ifBLBRW8lUUVRlFolb5gWRfIELabBlbp9xZvrqZLZAs+NxFnbfQoeGd8wDkygjg7U85w=="
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@@ -4647,7 +4633,7 @@
     },
     "strip-ansi": {
       "version": "3.0.1",
-      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "requires": {
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@@ -5219,6 +5205,12 @@
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       "dev": true
     },
+    "yargs-parser": {
+      "version": "20.2.9",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.9.tgz",
+      "integrity": "sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==",
+      "dev": true
+    },
     "yeast": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/yeast/-/yeast-0.1.2.tgz",
diff --git a/package.json b/package.json
index 3f949a4..c5f0e31 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "glob": "^7.1.7",
     "gulp": "^4.0.2",
     "headmatter": "0.0.2",
-    "markdown-it": "^8.4.2",
+    "markdown-it": "^12.3.2",
     "markdown-it-anchor": "^5.2.5",
     "markdown-it-container": "^2.0.0",
     "markdown-it-deflist": "^2.1.0",