diff --git a/website/package-lock.json b/website/package-lock.json
index 09de4b2..664dcc4 100644
--- a/website/package-lock.json
+++ b/website/package-lock.json
@@ -1574,18 +1574,6 @@
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       "dev": true
     },
-    "clipboard": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/clipboard/-/clipboard-2.0.1.tgz",
-      "integrity": "sha512-7yhQBmtN+uYZmfRjjVjKa0dZdWuabzpSKGtyQZN+9C8xlC788SSJjOHWh7tzurfwTqTD5UDYAhIv5fRJg3sHjQ==",
-      "dev": true,
-      "optional": true,
-      "requires": {
-        "good-listener": "^1.2.2",
-        "select": "^1.1.2",
-        "tiny-emitter": "^2.0.0"
-      }
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     "clone": {
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       "resolved": "https://registry.npmjs.org/clone/-/clone-1.0.4.tgz",
@@ -2249,13 +2237,6 @@
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       "dev": true
     },
-    "delegate": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/delegate/-/delegate-3.2.0.tgz",
-      "integrity": "sha512-IofjkYBZaZivn0V8nnsMJGBr4jVLxHDheKSW88PyxS5QC4Vo9ZbZVvhzlSxY87fVq3STR6r+4cGepyHkcWOQSw==",
-      "dev": true,
-      "optional": true
-    },
     "depd": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -3218,16 +3199,6 @@
         "sparkles": "^1.0.0"
       }
     },
-    "good-listener": {
-      "version": "1.2.2",
-      "resolved": "https://registry.npmjs.org/good-listener/-/good-listener-1.2.2.tgz",
-      "integrity": "sha1-1TswzfkxPf+33JoNR3CWqm0UXFA=",
-      "dev": true,
-      "optional": true,
-      "requires": {
-        "delegate": "^3.1.2"
-      }
-    },
     "got": {
       "version": "5.7.1",
       "resolved": "http://registry.npmjs.org/got/-/got-5.7.1.tgz",
@@ -7254,13 +7225,10 @@
       "dev": true
     },
     "prismjs": {
-      "version": "1.15.0",
-      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.15.0.tgz",
-      "integrity": "sha512-Lf2JrFYx8FanHrjoV5oL8YHCclLQgbJcVZR+gikGGMqz6ub5QVWDTM6YIwm3BuPxM/LOV+rKns3LssXNLIf+DA==",
-      "dev": true,
-      "requires": {
-        "clipboard": "^2.0.0"
-      }
+      "version": "1.25.0",
+      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.25.0.tgz",
+      "integrity": "sha512-WCjJHl1KEWbnkQom1+SzftbtXMKQoezOCYs5rECqMN+jP+apI7ftoflyqigqzopSO3hMhTEb0mFClA8lkolgEg==",
+      "dev": true
     },
     "private": {
       "version": "0.1.8",
@@ -8004,13 +7972,6 @@
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-    "select": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/select/-/select-1.1.2.tgz",
-      "integrity": "sha1-DnNQrN7ICxEIUoeG7B1EGNEbOW0=",
-      "dev": true,
-      "optional": true
-    },
     "semver": {
       "version": "5.5.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.5.1.tgz",
@@ -8691,13 +8652,6 @@
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       "dev": true
     },
-    "tiny-emitter": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/tiny-emitter/-/tiny-emitter-2.0.2.tgz",
-      "integrity": "sha512-2NM0auVBGft5tee/OxP4PI3d8WItkDM+fPnaRAVo6xTDI2knbz9eC5ArWGqtGlYqiH3RU5yMpdyTTO7MguC4ow==",
-      "dev": true,
-      "optional": true
-    },
     "tiny-lr": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/tiny-lr/-/tiny-lr-1.1.1.tgz",