diff --git a/package-lock.json b/package-lock.json
index c4a0368..6ca8efc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -40,17 +40,6 @@
         "lodash.some": "^4.4.0"
       }
     },
-    "clipboard": {
-      "version": "2.0.4",
-      "resolved": "https://registry.npmjs.org/clipboard/-/clipboard-2.0.4.tgz",
-      "integrity": "sha1-g22v1mzw/qXXHOXVsL9ulYAJES0=",
-      "optional": true,
-      "requires": {
-        "good-listener": "^1.2.2",
-        "select": "^1.1.2",
-        "tiny-emitter": "^2.0.0"
-      }
-    },
     "colors": {
       "version": "1.3.3",
       "resolved": "https://registry.npmjs.org/colors/-/colors-1.3.3.tgz",
@@ -72,12 +61,6 @@
       "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.2.tgz",
       "integrity": "sha1-wIdtnQSAkn19SSDc1yrzWVZJVU0="
     },
-    "delegate": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/delegate/-/delegate-3.2.0.tgz",
-      "integrity": "sha1-tmtxwxWFIuirV0T3INjKDCr1kWY=",
-      "optional": true
-    },
     "dom-serializer": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-0.1.0.tgz",
@@ -211,15 +194,6 @@
       "resolved": "https://registry.npmjs.org/github-slugid/-/github-slugid-1.0.1.tgz",
       "integrity": "sha1-vM3QgVv61p2KNZ+k/WWUfWBuw8A="
     },
-    "good-listener": {
-      "version": "1.2.2",
-      "resolved": "https://registry.npmjs.org/good-listener/-/good-listener-1.2.2.tgz",
-      "integrity": "sha1-1TswzfkxPf+33JoNR3CWqm0UXFA=",
-      "optional": true,
-      "requires": {
-        "delegate": "^3.1.2"
-      }
-    },
     "html-entities": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/html-entities/-/html-entities-1.2.0.tgz",
@@ -367,12 +341,9 @@
       }
     },
     "prismjs": {
-      "version": "1.15.0",
-      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.15.0.tgz",
-      "integrity": "sha1-iAHTMuRyCRuo3vlJdsiHetYDmNk=",
-      "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=="
     },
     "process": {
       "version": "0.11.10",
@@ -394,12 +365,6 @@
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
       "integrity": "sha1-mR7GnSluAxN0fVm9/St0XDX4go0="
     },
-    "select": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/select/-/select-1.1.2.tgz",
-      "integrity": "sha1-DnNQrN7ICxEIUoeG7B1EGNEbOW0=",
-      "optional": true
-    },
     "sprintf-js": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
@@ -413,12 +378,6 @@
         "safe-buffer": "~5.1.0"
       }
     },
-    "tiny-emitter": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/tiny-emitter/-/tiny-emitter-2.0.2.tgz",
-      "integrity": "sha1-gtJ0aKylrejl/R5tIrV91D69+3w=",
-      "optional": true
-    },
     "uc.micro": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/uc.micro/-/uc.micro-1.0.5.tgz",