diff --git a/package.json b/package.json
index b8abac7..f09e59c 100644
--- a/package.json
+++ b/package.json
@@ -23,10 +23,10 @@
   ],
   "license": "MIT",
   "engines": {
-    "node": ">=4"
+    "node": ">=6.11.5"
   },
   "peerDependencies": {
-    "webpack": "^3 || ^2 || ^2.2.0-rc.0 || ^2.1.0-beta || ^1.12.6",
+    "webpack": "^4 || ^3 || ^2 || ^2.2.0-rc.0 || ^2.1.0-beta || ^1.12.6",
     "sass-extract": "^1.0.1 || ^2.0.0"
   },
   "devDependencies": {
@@ -34,7 +34,7 @@
     "chai": "^4.1.2",
     "cz-conventional-changelog": "^2.1.0",
     "mocha": "^4.0.1",
-    "webpack": "^3.9.1"
+    "webpack": "^4.29.6"
   },
   "config": {
     "commitizen": {
diff --git a/test/index.js b/test/index.js
index 7455fb6..d75505e 100644
--- a/test/index.js
+++ b/test/index.js
@@ -22,7 +22,7 @@ describe('sass-vars-loader', () => {
       expect(compiled.global.$e.sources).to.have.members([source]);
       expect(compiled.global.$f.sources).to.have.members([source]);
 
-      expect(stats.compilation.fileDependencies).to.have.members([source]);
+      expect(stats.compilation.fileDependencies).to.have.keys([source]);
     });
   });
 
@@ -46,7 +46,7 @@ describe('sass-vars-loader', () => {
       expect(compiled.global.$e.sources).to.have.members([sourceSub2]);
       expect(compiled.global.$f.sources).to.have.members([sourceSub2]);
 
-      expect(stats.compilation.fileDependencies).to.have.members([sourceRoot, sourceSub1, sourceSub2]);
+      expect(stats.compilation.fileDependencies).to.have.keys([sourceRoot, sourceSub1, sourceSub2]);
     });
   });
 
@@ -54,7 +54,7 @@ describe('sass-vars-loader', () => {
     return runTest('./scss/error.scss')
     .catch(err => {
       const source = path.resolve(__dirname, './scss/error.scss');
-      expect(err.stats.compilation.fileDependencies).to.have.members([source]);
+      expect(err.stats.compilation.fileDependencies).to.have.keys([source]);
     });
   });
 
@@ -63,7 +63,7 @@ describe('sass-vars-loader', () => {
     .catch(err => {
       const sourceRoot = path.resolve(__dirname, './scss/nested-error.scss');
       const sourceSub = path.resolve(__dirname, './scss/sub/error.scss');
-      expect(err.stats.compilation.fileDependencies).to.have.members([sourceRoot, sourceSub]);
+      expect(err.stats.compilation.fileDependencies).to.have.keys([sourceRoot, sourceSub]);
     });
   });
 
@@ -80,7 +80,7 @@ describe('sass-vars-loader', () => {
       const sourceRoot = path.resolve(__dirname, './scss/include.scss');
       const sourceIncluded = path.resolve(__dirname, './scss/include/included.scss');
 
-      expect(stats.compilation.fileDependencies).to.have.members([sourceRoot, sourceIncluded]);
+      expect(stats.compilation.fileDependencies).to.have.keys([sourceRoot, sourceIncluded]);
     });
   });
 
@@ -101,7 +101,7 @@ describe('sass-vars-loader', () => {
       expect(compiled.global.$d).to.equal('1px solid black');
       expect(compiled.global.$e).to.equal('string');
 
-      expect(stats.compilation.fileDependencies).to.have.members([source]);
+      expect(stats.compilation.fileDependencies).to.have.keys([source]);
     });
   });
 });
\ No newline at end of file
diff --git a/test/run-test.js b/test/run-test.js
index 247bf08..36201bc 100644
--- a/test/run-test.js
+++ b/test/run-test.js
@@ -10,7 +10,7 @@ module.exports = exports = (filename, options) => {
     entry: filename,
     context: __dirname,
     module: {
-      loaders: [
+      rules: [
         {
           test: /.scss$/,
           loader: pathToLoader + (options || ''),