diff --git a/package.json b/package.json
index 3773b464d..9f6de5393 100644
--- a/package.json
+++ b/package.json
@@ -99,10 +99,10 @@
     "babel-preset-env": "~1.7.0",
     "babel-preset-stage-3": "^6.24.1",
     "chai": "=3.5.0",
-    "chai-as-promised": "=7.0.0",
+    "chai-as-promised": "7.1.1",
     "chai-enzyme": "^0.8.0",
     "clean-webpack-plugin": "^0.1.16",
-    "css-loader": "^0.28.11",
+    "css-loader": "^2.0.0",
     "cucumber": "=2.3.1",
     "enzyme": "^2.9.1",
     "eslint": "^4.10.0",
@@ -130,9 +130,9 @@
     "imports-loader": "^0.7.1",
     "mocha": "^5.2.0",
     "mocha-multi-reporters": "^1.1.7",
-    "optipng-bin": "^4.0.0",
+    "optipng-bin": "^5.0.0",
     "pngquant-bin": "^4.0.0",
-    "protractor": "^5.4.2",
+    "protractor": "^6.0.0",
     "protractor-cucumber-framework": "=3.1.2",
     "should": "^11.2.1",
     "sinon": "^5.0.10",
@@ -140,9 +140,9 @@
     "sinon-stub-promise": "^4.0.0",
     "style-loader": "^0.16.1",
     "supertest": "^3.1.0",
-    "webpack": "^2.7.0",
+    "webpack": "^4.0.0",
     "webpack-bundle-analyzer": "^3.3.2",
-    "webpack-dev-server": "^3.4.0",
+    "webpack-dev-server": "^4.0.0",
     "webpack-merge": "^4.1.2"
   }
 }