diff --git a/package-lock.json b/package-lock.json
index e924037..5306f77 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -77,7 +77,7 @@
         "sass-loader": "^7.0.1",
         "selenium-server": "^3.0.1",
         "semver": "^5.3.0",
-        "shelljs": "^0.7.6",
+        "shelljs": "^0.8.5",
         "sinon": "^4.0.0",
         "sinon-chai": "^2.8.0",
         "style-loader": "^0.21.0",
@@ -15595,9 +15595,9 @@
       }
     },
     "node_modules/shelljs": {
-      "version": "0.7.8",
-      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.7.8.tgz",
-      "integrity": "sha1-3svPh0sNHl+3LhSxZKloMEjprLM=",
+      "version": "0.8.5",
+      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.8.5.tgz",
+      "integrity": "sha512-TiwcRcrkhHvbrZbnRcFYMLl30Dfov3HKqzp5tO5b4pt6G/SezKcYhmDg15zXVBswHmctSAQKznqNW2LO5tTDow==",
       "dev": true,
       "dependencies": {
         "glob": "^7.0.0",
@@ -15608,8 +15608,7 @@
         "shjs": "bin/shjs"
       },
       "engines": {
-        "iojs": "*",
-        "node": ">=0.11.0"
+        "node": ">=4"
       }
     },
     "node_modules/shellwords": {
@@ -17960,7 +17959,7 @@
     },
     "node_modules/webpack-dev-server/node_modules/cliui/node_modules/string-width": {
       "version": "1.0.2",
-      "resolved": "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
       "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
       "dev": true,
       "dependencies": {
@@ -18011,7 +18010,7 @@
     },
     "node_modules/webpack-dev-server/node_modules/load-json-file": {
       "version": "2.0.0",
-      "resolved": "http://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
       "integrity": "sha1-eUfkIUmvgNaWy/eXvKq8/h/inKg=",
       "dev": true,
       "dependencies": {
@@ -18056,7 +18055,7 @@
     },
     "node_modules/webpack-dev-server/node_modules/pify": {
       "version": "2.3.0",
-      "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+      "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
       "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
       "dev": true,
       "engines": {
@@ -18101,7 +18100,7 @@
     },
     "node_modules/webpack-dev-server/node_modules/webpack-dev-middleware": {
       "version": "2.0.6",
-      "resolved": "http://registry.npmjs.org/webpack-dev-middleware/-/webpack-dev-middleware-2.0.6.tgz",
+      "resolved": "https://registry.npmjs.org/webpack-dev-middleware/-/webpack-dev-middleware-2.0.6.tgz",
       "integrity": "sha512-tj5LLD9r4tDuRIDa5Mu9lnY2qBBehAITv6A9irqXhw/HQquZgTx3BCd57zYbU2gMDnncA49ufK2qVQSbaKJwOw==",
       "dev": true,
       "dependencies": {
@@ -31679,9 +31678,9 @@
       "dev": true
     },
     "shelljs": {
-      "version": "0.7.8",
-      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.7.8.tgz",
-      "integrity": "sha1-3svPh0sNHl+3LhSxZKloMEjprLM=",
+      "version": "0.8.5",
+      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.8.5.tgz",
+      "integrity": "sha512-TiwcRcrkhHvbrZbnRcFYMLl30Dfov3HKqzp5tO5b4pt6G/SezKcYhmDg15zXVBswHmctSAQKznqNW2LO5tTDow==",
       "dev": true,
       "requires": {
         "glob": "^7.0.0",
@@ -33935,7 +33934,7 @@
           "dependencies": {
             "string-width": {
               "version": "1.0.2",
-              "resolved": "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+              "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
               "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
               "dev": true,
               "requires": {
@@ -33976,7 +33975,7 @@
         },
         "load-json-file": {
           "version": "2.0.0",
-          "resolved": "http://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
+          "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
           "integrity": "sha1-eUfkIUmvgNaWy/eXvKq8/h/inKg=",
           "dev": true,
           "requires": {
@@ -34009,7 +34008,7 @@
         },
         "pify": {
           "version": "2.3.0",
-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
           "dev": true
         },
@@ -34042,7 +34041,7 @@
         },
         "webpack-dev-middleware": {
           "version": "2.0.6",
-          "resolved": "http://registry.npmjs.org/webpack-dev-middleware/-/webpack-dev-middleware-2.0.6.tgz",
+          "resolved": "https://registry.npmjs.org/webpack-dev-middleware/-/webpack-dev-middleware-2.0.6.tgz",
           "integrity": "sha512-tj5LLD9r4tDuRIDa5Mu9lnY2qBBehAITv6A9irqXhw/HQquZgTx3BCd57zYbU2gMDnncA49ufK2qVQSbaKJwOw==",
           "dev": true,
           "requires": {
diff --git a/package.json b/package.json
index 57253a7..066c207 100644
--- a/package.json
+++ b/package.json
@@ -84,7 +84,7 @@
     "sass-loader": "^7.0.1",
     "selenium-server": "^3.0.1",
     "semver": "^5.3.0",
-    "shelljs": "^0.7.6",
+    "shelljs": "^0.8.5",
     "sinon": "^4.0.0",
     "sinon-chai": "^2.8.0",
     "style-loader": "^0.21.0",