diff --git a/package-lock.json b/package-lock.json
index a2e0ff86..2b3c0805 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -302,6 +302,12 @@
         "json-schema-traverse": "^0.3.0"
       }
     },
+    "ajv-errors": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/ajv-errors/-/ajv-errors-1.0.0.tgz",
+      "integrity": "sha1-7PAh+hCP0X37Xms4Py3SM+Mf/Fk=",
+      "dev": true
+    },
     "ajv-keywords": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-2.1.1.tgz",
@@ -5542,12 +5548,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -5566,6 +5574,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -6484,7 +6493,8 @@
           "version": "2.7.0",
           "resolved": "http://registry.npmjs.org/acorn/-/acorn-2.7.0.tgz",
           "integrity": "sha1-q259nYhqrKiwhbwzEreaGYQz8Oc=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "acorn-globals": {
           "version": "1.0.9",
@@ -12313,13 +12323,56 @@
       "dev": true
     },
     "style-loader": {
-      "version": "0.19.0",
-      "resolved": "https://registry.npmjs.org/style-loader/-/style-loader-0.19.0.tgz",
-      "integrity": "sha512-9mx9sC9nX1dgP96MZOODpGC6l1RzQBITI2D5WJhu+wnbrSYVKLGuy14XJSLVQih/0GFrPpjelt+s//VcZQ2Evw==",
+      "version": "0.23.1",
+      "resolved": "https://registry.npmjs.org/style-loader/-/style-loader-0.23.1.tgz",
+      "integrity": "sha512-XK+uv9kWwhZMZ1y7mysB+zoihsEj4wneFWAS5qoiLwzW0WzSqMrrsIy+a3zkQJq0ipFtBpX5W3MqyRIBF/WFGg==",
       "dev": true,
       "requires": {
-        "loader-utils": "^1.0.2",
-        "schema-utils": "^0.3.0"
+        "loader-utils": "^1.1.0",
+        "schema-utils": "^1.0.0"
+      },
+      "dependencies": {
+        "ajv": {
+          "version": "6.5.5",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.5.5.tgz",
+          "integrity": "sha512-7q7gtRQDJSyuEHjuVgHoUa2VuemFiCMrfQc9Tc08XTAc4Zj/5U1buQJ0HU6i7fKjXU09SVgSmxa4sLvuvS8Iyg==",
+          "dev": true,
+          "requires": {
+            "fast-deep-equal": "^2.0.1",
+            "fast-json-stable-stringify": "^2.0.0",
+            "json-schema-traverse": "^0.4.1",
+            "uri-js": "^4.2.2"
+          }
+        },
+        "ajv-keywords": {
+          "version": "3.2.0",
+          "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-3.2.0.tgz",
+          "integrity": "sha1-6GuBnGAs+IIa1jdBNpjx3sAhhHo=",
+          "dev": true
+        },
+        "fast-deep-equal": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
+          "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=",
+          "dev": true
+        },
+        "json-schema-traverse": {
+          "version": "0.4.1",
+          "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+          "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==",
+          "dev": true
+        },
+        "schema-utils": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-1.0.0.tgz",
+          "integrity": "sha512-i27Mic4KovM/lnGsy8whRCHhc7VicJajAjTrYg11K9zfZXnYIt4k5F+kZkwjnrhKzLic/HLU4j11mjsz2G/75g==",
+          "dev": true,
+          "requires": {
+            "ajv": "^6.1.0",
+            "ajv-errors": "^1.0.0",
+            "ajv-keywords": "^3.1.0"
+          }
+        }
       }
     },
     "supports-color": {
@@ -12977,6 +13030,23 @@
       "integrity": "sha1-9rRQHC7EzdJrp4vnIilh3ndiFZg=",
       "dev": true
     },
+    "uri-js": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
+      "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
+      "dev": true,
+      "requires": {
+        "punycode": "^2.1.0"
+      },
+      "dependencies": {
+        "punycode": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+          "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
+          "dev": true
+        }
+      }
+    },
     "urijs": {
       "version": "1.19.1",
       "resolved": "https://registry.npmjs.org/urijs/-/urijs-1.19.1.tgz",
diff --git a/package.json b/package.json
index beaa4f70..839c2ec9 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "react": "^16.2.0",
     "react-dev-utils": "^4.2.2",
     "react-dom": "^16.2.0",
-    "style-loader": "0.19.0",
+    "style-loader": "0.23.1",
     "sw-precache-webpack-plugin": "0.11.5",
     "url-loader": "0.6.2",
     "webpack": "3.8.1",