diff --git a/package-lock.json b/package-lock.json
index af8f8f3..f5279d1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -37,7 +37,7 @@
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         "gulp-uglify": "^3.0.2",
         "open": "8.0.2",
-        "prismjs": "^1.20.0",
+        "prismjs": "^1.25.0",
         "through": "^2.3.8",
         "vinyl-source-stream": "^2.0.0",
         "x-gif": "^1.0.5"
@@ -1596,18 +1596,6 @@
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-      "resolved": "https://registry.npmjs.org/clipboard/-/clipboard-2.0.6.tgz",
-      "integrity": "sha512-g5zbiixBRk/wyKakSwCKd7vQXDjFnAMGHoEyBogG/bw9kTD9GvdAvaoRR1ALcEzt3pVKxZR0pViekPMIS0QyGg==",
-      "dev": true,
-      "optional": true,
-      "dependencies": {
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-        "select": "^1.1.2",
-        "tiny-emitter": "^2.0.0"
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-    },
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       "resolved": "https://registry.npmjs.org/cliui/-/cliui-3.2.0.tgz",
@@ -2121,13 +2109,6 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
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-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/delegate/-/delegate-3.2.0.tgz",
-      "integrity": "sha512-IofjkYBZaZivn0V8nnsMJGBr4jVLxHDheKSW88PyxS5QC4Vo9ZbZVvhzlSxY87fVq3STR6r+4cGepyHkcWOQSw==",
-      "dev": true,
-      "optional": true
-    },
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       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -3449,16 +3430,6 @@
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-    "node_modules/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,
-      "dependencies": {
-        "delegate": "^3.1.2"
-      }
-    },
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       "version": "4.2.6",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.6.tgz",
@@ -7048,13 +7019,10 @@
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-      "version": "1.23.0",
-      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.23.0.tgz",
-      "integrity": "sha512-c29LVsqOaLbBHuIbsTxaKENh1N2EQBOHaWv7gkHN4dgRbxSREqDnDbtFJYdpPauS4YCplMSNCABQ6Eeor69bAA==",
-      "dev": true,
-      "optionalDependencies": {
-        "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
     },
     "node_modules/process": {
       "version": "0.11.10",
@@ -7942,13 +7910,6 @@
         "get-assigned-identifiers": "^1.1.0"
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-    "node_modules/select": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/select/-/select-1.1.2.tgz",
-      "integrity": "sha1-DnNQrN7ICxEIUoeG7B1EGNEbOW0=",
-      "dev": true,
-      "optional": true
-    },
     "node_modules/semver": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
@@ -8802,13 +8763,6 @@
         "node": ">=0.6.0"
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-    "node_modules/tiny-emitter": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/tiny-emitter/-/tiny-emitter-2.1.0.tgz",
-      "integrity": "sha512-NB6Dk1A9xgQPMoGqC5CVXn123gWyte215ONT5Pp5a0yt4nlEoO1ZWeCwpncaekPHXO60i47ihFnZPiRPjRMq4Q==",
-      "dev": true,
-      "optional": true
-    },
     "node_modules/tiny-lr": {
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       "resolved": "https://registry.npmjs.org/tiny-lr/-/tiny-lr-1.1.1.tgz",
@@ -11091,18 +11045,6 @@
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       "dev": true
     },
-    "clipboard": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/clipboard/-/clipboard-2.0.6.tgz",
-      "integrity": "sha512-g5zbiixBRk/wyKakSwCKd7vQXDjFnAMGHoEyBogG/bw9kTD9GvdAvaoRR1ALcEzt3pVKxZR0pViekPMIS0QyGg==",
-      "dev": true,
-      "optional": true,
-      "requires": {
-        "good-listener": "^1.2.2",
-        "select": "^1.1.2",
-        "tiny-emitter": "^2.0.0"
-      }
-    },
     "cliui": {
       "version": "3.2.0",
       "resolved": "https://registry.npmjs.org/cliui/-/cliui-3.2.0.tgz",
@@ -11545,13 +11487,6 @@
         "slash": "^3.0.0"
       }
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-    "delegate": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/delegate/-/delegate-3.2.0.tgz",
-      "integrity": "sha512-IofjkYBZaZivn0V8nnsMJGBr4jVLxHDheKSW88PyxS5QC4Vo9ZbZVvhzlSxY87fVq3STR6r+4cGepyHkcWOQSw==",
-      "dev": true,
-      "optional": true
-    },
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       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -12643,16 +12578,6 @@
         "sparkles": "^1.0.0"
       }
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-    "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"
-      }
-    },
     "graceful-fs": {
       "version": "4.2.6",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.6.tgz",
@@ -15525,13 +15450,10 @@
       "dev": true
     },
     "prismjs": {
-      "version": "1.23.0",
-      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.23.0.tgz",
-      "integrity": "sha512-c29LVsqOaLbBHuIbsTxaKENh1N2EQBOHaWv7gkHN4dgRbxSREqDnDbtFJYdpPauS4YCplMSNCABQ6Eeor69bAA==",
-      "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
     },
     "process": {
       "version": "0.11.10",
@@ -16260,13 +16182,6 @@
         "get-assigned-identifiers": "^1.1.0"
       }
     },
-    "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": "5.7.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
@@ -16989,13 +16904,6 @@
         "process": "~0.11.0"
       }
     },
-    "tiny-emitter": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/tiny-emitter/-/tiny-emitter-2.1.0.tgz",
-      "integrity": "sha512-NB6Dk1A9xgQPMoGqC5CVXn123gWyte215ONT5Pp5a0yt4nlEoO1ZWeCwpncaekPHXO60i47ihFnZPiRPjRMq4Q==",
-      "dev": true,
-      "optional": true
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     "tiny-lr": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/tiny-lr/-/tiny-lr-1.1.1.tgz",
diff --git a/package.json b/package.json
index 8c65d3f..429d005 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "gulp-stylus": "^2.7.0",
     "gulp-uglify": "^3.0.2",
     "open": "8.0.2",
-    "prismjs": "^1.20.0",
+    "prismjs": "^1.25.0",
     "through": "^2.3.8",
     "vinyl-source-stream": "^2.0.0",
     "x-gif": "^1.0.5"