diff --git a/package-lock.json b/package-lock.json
index ad2a1cf..b847054 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -516,6 +516,12 @@
             "uglify-js": "^3.1.4"
           }
         },
+        "marked": {
+          "version": "0.7.0",
+          "resolved": "https://registry.npmjs.org/marked/-/marked-0.7.0.tgz",
+          "integrity": "sha512-c+yYdCZJQrsRjTPhUx7VKkApw9bwDkNbHUKo1ovgcfDjb2kc8rLuRbIFyXL5WOEUwzSSKo3IXpph2K6DqB/KZg==",
+          "dev": true
+        },
         "reduce-flatten": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/reduce-flatten/-/reduce-flatten-3.0.0.tgz",
@@ -980,6 +986,12 @@
           "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-2.0.0.tgz",
           "integrity": "sha512-UpzcLCXolUWcNu5HtVMHYdXJjArjsF9C0aNnquZYY4uW/Vu0miy5YoWvbV345HauVvcAUnpRuhMMcqTcGOY2+w==",
           "dev": true
+        },
+        "marked": {
+          "version": "0.7.0",
+          "resolved": "https://registry.npmjs.org/marked/-/marked-0.7.0.tgz",
+          "integrity": "sha512-c+yYdCZJQrsRjTPhUx7VKkApw9bwDkNbHUKo1ovgcfDjb2kc8rLuRbIFyXL5WOEUwzSSKo3IXpph2K6DqB/KZg==",
+          "dev": true
         }
       }
     },
@@ -1220,9 +1232,9 @@
       "dev": true
     },
     "marked": {
-      "version": "0.7.0",
-      "resolved": "https://registry.npmjs.org/marked/-/marked-0.7.0.tgz",
-      "integrity": "sha512-c+yYdCZJQrsRjTPhUx7VKkApw9bwDkNbHUKo1ovgcfDjb2kc8rLuRbIFyXL5WOEUwzSSKo3IXpph2K6DqB/KZg==",
+      "version": "4.0.10",
+      "resolved": "https://registry.npmjs.org/marked/-/marked-4.0.10.tgz",
+      "integrity": "sha512-+QvuFj0nGgO970fySghXGmuw+Fd0gD2x3+MqCWLIPf5oxdv1Ka6b2q+z9RP01P/IaKPMEramy+7cNy/Lw8c3hw==",
       "dev": true
     },
     "mdurl": {
diff --git a/package.json b/package.json
index a15de3b..79d401d 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "istanbul": "^0.4.5",
     "jsdoc": "^3.6.3",
     "jsdoc-to-markdown": "^5.0.3",
-    "marked": "^0.7.0",
+    "marked": "^4.0.10",
     "mocha": "^5.2.0",
     "nock": "^10.0.6",
     "sinon": "^7.5.0"