diff --git a/package-lock.json b/package-lock.json
index ac8384c..08f54b2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -66,12 +66,9 @@
       }
     },
     "argparse": {
-      "version": "1.0.10",
-      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
-      "integrity": "sha1-vNZ5HqWuCXJeF+WtmIE0zUCz2RE=",
-      "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=="
     },
     "arr-diff": {
       "version": "4.0.0",
@@ -600,9 +597,9 @@
       "dev": true
     },
     "entities": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/entities/-/entities-2.0.0.tgz",
-      "integrity": "sha1-aNYITKsbB5dnVA2A5Wo5tCPkq/Q="
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/entities/-/entities-2.1.0.tgz",
+      "integrity": "sha512-hCx1oky9PFrJ611mf0ifBLBRW8lUUVRlFolb5gWRfIELabBlbp9xZvrqZLZAs+NxFnbfQoeGd8wDkygjg7U85w=="
     },
     "es5-ext": {
       "version": "0.10.53",
@@ -1969,9 +1966,9 @@
       }
     },
     "linkify-it": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/linkify-it/-/linkify-it-2.2.0.tgz",
-      "integrity": "sha1-47VGl+eL+RXHCjis14/QngBYsc8=",
+      "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"
       }
@@ -2032,13 +2029,13 @@
       }
     },
     "markdown-it": {
-      "version": "10.0.0",
-      "resolved": "https://registry.npmjs.org/markdown-it/-/markdown-it-10.0.0.tgz",
-      "integrity": "sha1-q/xk8UGxci1mNAIETkOSfx9QqNw=",
+      "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"
       }
@@ -2912,11 +2909,6 @@
         "extend-shallow": "^3.0.0"
       }
     },
-    "sprintf-js": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
-    },
     "static-extend": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/static-extend/-/static-extend-0.1.2.tgz",
@@ -3094,7 +3086,7 @@
     "uc.micro": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/uc.micro/-/uc.micro-1.0.6.tgz",
-      "integrity": "sha1-nEEagCpAmpH8bPdAgbq6NLJEmaw="
+      "integrity": "sha512-8Y75pvTYkLJW2hWQHXxoqRgV7qb9B+9vFEtidML+7koHUFapnVJAZ6cKs+Qjz5Aw3aZWHMC6u0wJE3At+nSGwA=="
     },
     "undefsafe": {
       "version": "2.0.2",
diff --git a/package.json b/package.json
index 7f48fe4..ddc93ee 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "markdown-it": "^10.0.0",
+    "markdown-it": "^12.3.2",
     "markdown-it-anchor": "^5.2.5",
     "markdown-it-container": "^2.0.0",
     "markdown-it-footnote": "^3.0.2",