diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index aa68d4a..7e649e6 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -1484,18 +1484,6 @@
                 }
             }
         },
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-            "version": "2.0.4",
-            "resolved": "https://registry.npmjs.org/clipboard/-/clipboard-2.0.4.tgz",
-            "integrity": "sha512-Vw26VSLRpJfBofiVaFb/I8PVfdI1OxKcYShe6fm0sP/DtmiWQNCjhM/okTvdCo0G+lMMm1rMYbk4IK4x1X+kgQ==",
-            "dev": true,
-            "optional": true,
-            "requires": {
-                "good-listener": "^1.2.2",
-                "select": "^1.1.2",
-                "tiny-emitter": "^2.0.0"
-            }
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             "version": "3.2.0",
             "resolved": "https://registry.npmjs.org/cliui/-/cliui-3.2.0.tgz",
@@ -1918,13 +1906,6 @@
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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
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             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
@@ -2424,7 +2405,8 @@
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                     "resolved": false,
                     "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "aproba": {
                     "version": "1.2.0",
@@ -2448,13 +2430,15 @@
                     "version": "1.0.0",
                     "resolved": false,
                     "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
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                     "resolved": false,
                     "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "balanced-match": "^1.0.0",
                         "concat-map": "0.0.1"
@@ -2471,19 +2455,22 @@
                     "version": "1.1.0",
                     "resolved": false,
                     "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "concat-map": {
                     "version": "0.0.1",
                     "resolved": false,
                     "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "console-control-strings": {
                     "version": "1.1.0",
                     "resolved": false,
                     "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "core-util-is": {
                     "version": "1.0.2",
@@ -2614,7 +2601,8 @@
                     "version": "2.0.3",
                     "resolved": false,
                     "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "ini": {
                     "version": "1.3.5",
@@ -2628,6 +2616,7 @@
                     "resolved": false,
                     "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "number-is-nan": "^1.0.0"
                     }
@@ -2644,6 +2633,7 @@
                     "resolved": false,
                     "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "brace-expansion": "^1.1.7"
                     }
@@ -2652,13 +2642,15 @@
                     "version": "0.0.8",
                     "resolved": false,
                     "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "minipass": {
                     "version": "2.3.5",
                     "resolved": false,
                     "integrity": "sha512-Gi1W4k059gyRbyVUZQ4mEqLm0YIUiGYfvxhF6SIlk3ui1WVxMTGfGdQ2SInh3PDrRTVvPKgULkpJtT4RH10+VA==",
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "safe-buffer": "^5.1.2",
                         "yallist": "^3.0.0"
@@ -2679,6 +2671,7 @@
                     "resolved": false,
                     "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "minimist": "0.0.8"
                     }
@@ -2767,7 +2760,8 @@
                     "version": "1.0.1",
                     "resolved": false,
                     "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "object-assign": {
                     "version": "4.1.1",
@@ -2781,6 +2775,7 @@
                     "resolved": false,
                     "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "wrappy": "1"
                     }
@@ -2876,7 +2871,8 @@
                     "version": "5.1.2",
                     "resolved": false,
                     "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "safer-buffer": {
                     "version": "2.1.2",
@@ -2918,6 +2914,7 @@
                     "resolved": false,
                     "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "code-point-at": "^1.0.0",
                         "is-fullwidth-code-point": "^1.0.0",
@@ -2939,6 +2936,7 @@
                     "resolved": false,
                     "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
                     "dev": true,
+                    "optional": true,
                     "requires": {
                         "ansi-regex": "^2.0.0"
                     }
@@ -2987,13 +2985,15 @@
                     "version": "1.0.2",
                     "resolved": false,
                     "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 },
                 "yallist": {
                     "version": "3.0.3",
                     "resolved": false,
                     "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A==",
-                    "dev": true
+                    "dev": true,
+                    "optional": true
                 }
             }
         },
@@ -3285,16 +3285,6 @@
                 "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"
-            }
-        },
         "graceful-fs": {
             "version": "3.0.11",
             "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-3.0.11.tgz",
@@ -5357,13 +5347,10 @@
             "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": "1.27.0",
+            "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.27.0.tgz",
+            "integrity": "sha512-t13BGPUlFDR7wRB5kQDG4jjl7XeuH6jbJGt11JHPL96qwsEHNX2+68tFXqc1/k+/jALsbSWJKUOT/hcYAZ5LkA==",
+            "dev": true
         },
         "private": {
             "version": "0.1.8",
@@ -5826,13 +5813,6 @@
                 }
             }
         },
-        "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": "4.3.6",
             "resolved": "https://registry.npmjs.org/semver/-/semver-4.3.6.tgz",
@@ -6368,13 +6348,6 @@
                 "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
-        },
         "to-arraybuffer": {
             "version": "1.0.1",
             "resolved": "https://registry.npmjs.org/to-arraybuffer/-/to-arraybuffer-1.0.1.tgz",
diff --git a/frontend/package.json b/frontend/package.json
index 5d289e5..b771c6f 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -20,7 +20,7 @@
         "gulp-uglify": "^3.0.0",
         "gulp-util": "^3.0.7",
         "html5shiv": "^3.7.3",
-        "prismjs": "^1.15.0",
+        "prismjs": "^1.27.0",
         "run-sequence": "^2.2.1",
         "vinyl-source-stream": "^1.1.0",
         "watchify": "^3.10.0"