diff --git a/package-lock.json b/package-lock.json
index cbf2049..1640919 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,6 +27,7 @@
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             "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
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@@ -296,7 +297,7 @@
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-                    "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+                    "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
                     "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
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@@ -703,7 +704,8 @@
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-            "dev": true
+            "dev": true,
+            "optional": true
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@@ -878,6 +880,7 @@
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             "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
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@@ -921,7 +924,8 @@
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@@ -934,9 +938,9 @@
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-            "resolved": "https://registry.npmjs.org/marked/-/marked-0.6.3.tgz",
-            "integrity": "sha512-Fqa7eq+UaxfMriqzYLayfqAE40WN03jf+zHjT18/uXNuzjq3TY0XTbrAoPeqSJrAmPz11VuUA+kBPYOhHt9oOQ==",
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+            "resolved": "https://registry.npmjs.org/marked/-/marked-4.0.10.tgz",
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@@ -965,7 +969,7 @@
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-            "resolved": "http://registry.npmjs.org/minimist/-/minimist-0.0.10.tgz",
+            "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.10.tgz",
             "integrity": "sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8=",
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@@ -989,7 +993,7 @@
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-            "resolved": "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
+            "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
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@@ -998,7 +1002,7 @@
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-                    "resolved": "http://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
+                    "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
                     "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
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@@ -1180,6 +1184,7 @@
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                     "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
                     "dev": true,
+                    "optional": true,
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                         "longest": "^1.0.1",
@@ -2513,7 +2518,8 @@
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                     "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
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@@ -4278,7 +4284,8 @@
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-            "dev": true
+            "dev": true,
+            "optional": true
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diff --git a/package.json b/package.json
index a07a099..2420fb8 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
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         "terser": "4.0.2",
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-        "marked": "0.6.3",
+        "marked": "4.0.10",
         "jspath": "0.2.11",
         "yate": "0.0.65",
         "highlight.js": "7.5.0",