diff --git a/package-lock.json b/package-lock.json
index 3189baf..37c71c9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "makeitpdf",
-  "version": "1.1.17",
+  "version": "1.1.18",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -39,12 +39,9 @@
       }
     },
     "argparse": {
-      "version": "1.0.10",
-      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
-      "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
-      "requires": {
-        "sprintf-js": "~1.0.2"
-      }
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
+      "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q=="
     },
     "async-limiter": {
       "version": "1.0.1",
@@ -480,9 +477,9 @@
       "integrity": "sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A=="
     },
     "entities": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/entities/-/entities-2.0.0.tgz",
-      "integrity": "sha512-D9f7V0JSRwIxlRI2mjMqufDrRDnx8p+eEOz7aUM9SuvF8gsBzra0/6tbjl1m8eQHrZlYj6PxqE00hZ1SAIKPLw=="
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/entities/-/entities-2.1.0.tgz",
+      "integrity": "sha512-hCx1oky9PFrJ611mf0ifBLBRW8lUUVRlFolb5gWRfIELabBlbp9xZvrqZLZAs+NxFnbfQoeGd8wDkygjg7U85w=="
     },
     "escape-string-regexp": {
       "version": "1.0.5",
@@ -661,9 +658,9 @@
       }
     },
     "linkify-it": {
-      "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",
+      "integrity": "sha512-ynTsyrFSdE5oZ/O9GEf00kPngmOfVwazR5GKDq6EYfhlpFug3J2zybX56a2PRRpc9P+FuSoGNAwjlbDs9jJBPQ==",
       "requires": {
         "uc.micro": "^1.0.1"
       }
@@ -691,13 +688,13 @@
       }
     },
     "markdown-it": {
-      "version": "10.0.0",
-      "resolved": "https://registry.npmjs.org/markdown-it/-/markdown-it-10.0.0.tgz",
-      "integrity": "sha512-YWOP1j7UbDNz+TumYP1kpwnP0aEa711cJjrAQrzd0UXlbJfc5aAq0F/PZHjiioqDC1NKgvIMX+o+9Bk7yuM2dg==",
+      "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": "~2.0.0",
-        "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"
       }
@@ -981,11 +978,6 @@
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
       "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0="
     },
-    "sprintf-js": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
-    },
     "string": {
       "version": "3.3.3",
       "resolved": "https://registry.npmjs.org/string/-/string-3.3.3.tgz",
diff --git a/package.json b/package.json
index 8260462..ab66e5c 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
   "dependencies": {
     "cheerio": "^1.0.0-rc.3",
     "highlight.js": "^9.18.1",
-    "markdown-it": "^10.0.0",
+    "markdown-it": "^12.3.2",
     "markdown-it-checkbox": "^1.1.0",
     "markdown-it-named-headers": "0.0.4",
     "markdown-it-plantuml": "^1.4.1",