diff --git a/types/case-sensitive-paths-webpack-plugin/index.d.ts b/types/case-sensitive-paths-webpack-plugin/index.d.ts
index 360d3d6d08..38fdd9c032 100644
--- a/types/case-sensitive-paths-webpack-plugin/index.d.ts
+++ b/types/case-sensitive-paths-webpack-plugin/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/Urthen/case-sensitive-paths-webpack-plugin#readme
 // Definitions by: Andrew Makarov <https://github.com/r3nya>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import { Plugin } from 'webpack';
 
diff --git a/types/clean-webpack-plugin/index.d.ts b/types/clean-webpack-plugin/index.d.ts
index 7fc45cc3e4..afe8a65b69 100644
--- a/types/clean-webpack-plugin/index.d.ts
+++ b/types/clean-webpack-plugin/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/johnagan/clean-webpack-plugin
 // Definitions by: Jed Fox <https://github.com/j-f1>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import { Plugin } from 'webpack';
 
diff --git a/types/compression-webpack-plugin/index.d.ts b/types/compression-webpack-plugin/index.d.ts
index 8fddd72daf..bfb769ed2f 100644
--- a/types/compression-webpack-plugin/index.d.ts
+++ b/types/compression-webpack-plugin/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/webpack-contrib/compression-webpack-plugin
 // Definitions by: Anton Kandybo <https://github.com/dublicator>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import { Plugin } from 'webpack';
 
diff --git a/types/copy-webpack-plugin/index.d.ts b/types/copy-webpack-plugin/index.d.ts
index 8bfae1e0ed..1190adcf91 100644
--- a/types/copy-webpack-plugin/index.d.ts
+++ b/types/copy-webpack-plugin/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/kevlened/copy-webpack-plugin
 // Definitions by: flying-sheep <https://github.com/flying-sheep>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import { Plugin } from 'webpack'
 import { IOptions } from 'minimatch'
@@ -30,7 +31,7 @@ interface CopyPattern {
 	context?: string
 	/**
 	 * Removes all directory references and only copies file names.
-	 * 
+	 *
 	 * If files have the same name, the result is non-deterministic. (default: `false`)
 	 */
 	flatten?: boolean
diff --git a/types/duplicate-package-checker-webpack-plugin/index.d.ts b/types/duplicate-package-checker-webpack-plugin/index.d.ts
index 88d8ccd54c..fd2906aa46 100644
--- a/types/duplicate-package-checker-webpack-plugin/index.d.ts
+++ b/types/duplicate-package-checker-webpack-plugin/index.d.ts
@@ -2,12 +2,13 @@
 // Project: https://github.com/darrenscerri/duplicate-package-checker-webpack-plugin#readme
 // Definitions by: Matt Traynham <https://github.com/mtraynham>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
-import webpack = require('webpack');
+import { Plugin } from 'webpack';
 
 export = DuplicatePackageCheckerWebpackPlugin;
 
-declare class DuplicatePackageCheckerWebpackPlugin extends webpack.Plugin {
+declare class DuplicatePackageCheckerWebpackPlugin extends Plugin {
     constructor(options?: DuplicatePackageCheckerWebpackPlugin.Options);
 }
 
diff --git a/types/extract-text-webpack-plugin/index.d.ts b/types/extract-text-webpack-plugin/index.d.ts
index 962698568a..9f17a66da0 100644
--- a/types/extract-text-webpack-plugin/index.d.ts
+++ b/types/extract-text-webpack-plugin/index.d.ts
@@ -2,8 +2,9 @@
 // Project: https://github.com/webpack-contrib/extract-text-webpack-plugin
 // Definitions by: flying-sheep <https://github.com/flying-sheep>, kayo <https://github.com/katyo>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
-import webpack = require('webpack');
+import { Plugin, NewLoader, OldLoader } from 'webpack';
 
 export = ExtractTextPlugin;
 
@@ -11,13 +12,13 @@ export = ExtractTextPlugin;
  * extract-text-webpack-plugin has no support for .options instead of .query yet.
  * See https://github.com/webpack/extract-text-webpack-plugin/issues/281
  */
-type Loader = string | webpack.OldLoader | webpack.NewLoader;
+type Loader = string | OldLoader | NewLoader;
 
 /**
  * Use an `ExtractTextPlugin` instance and a loader returned by `extract` in concert to write files to disk instead of loading them into others.
  * Usage example at https://github.com/webpack/extract-text-webpack-plugin#usage-example-with-css
  */
-declare class ExtractTextPlugin extends webpack.Plugin {
+declare class ExtractTextPlugin extends Plugin {
     /** Create a plugin instance defining the extraction target file(s) for the files loaded by `extract` */
     constructor(options: string | ExtractTextPlugin.PluginOptions);
     /**
diff --git a/types/html-webpack-plugin/index.d.ts b/types/html-webpack-plugin/index.d.ts
index dc23e020d7..35774c1ac6 100644
--- a/types/html-webpack-plugin/index.d.ts
+++ b/types/html-webpack-plugin/index.d.ts
@@ -4,6 +4,7 @@
 //                 Benjamin Lim <https://github.com/bumbleblym>
 //                 Tomek Łaziuk <https://github.com/tlaziuk>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import { Plugin } from 'webpack';
 import { Options as HtmlMinifierOptions } from 'html-minifier';
diff --git a/types/html-webpack-template/index.d.ts b/types/html-webpack-template/index.d.ts
index f1b57fa331..b02be3c463 100644
--- a/types/html-webpack-template/index.d.ts
+++ b/types/html-webpack-template/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/jaketrent/html-webpack-template
 // Definitions by: Benjamin Lim <https://github.com/bumbleblym>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import { Options as HtmlWebpackPluginOptions } from 'html-webpack-plugin';
 
diff --git a/types/loader-utils/index.d.ts b/types/loader-utils/index.d.ts
index a178ada777..37ce2e461f 100644
--- a/types/loader-utils/index.d.ts
+++ b/types/loader-utils/index.d.ts
@@ -3,9 +3,11 @@
 // Definitions by: Gyusun Yeom <https://github.com/Perlmint>
 //                 Totooria Hyperion <https://github.com/TotooriaHyperion>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
+
 /// <reference types="node" />
 
-import { loader } from "webpack";
+import { loader } from 'webpack';
 
 export interface InterpolateOption {
     context?: string;
diff --git a/types/lodash-webpack-plugin/index.d.ts b/types/lodash-webpack-plugin/index.d.ts
index 7b2c3ebe67..e7e2dfd4db 100644
--- a/types/lodash-webpack-plugin/index.d.ts
+++ b/types/lodash-webpack-plugin/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/lodash/lodash-webpack-plugin#readme
 // Definitions by: Benjamin Lim <https://github.com/bumbleblym>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import { Plugin } from 'webpack';
 
diff --git a/types/optimize-css-assets-webpack-plugin/index.d.ts b/types/optimize-css-assets-webpack-plugin/index.d.ts
index b16d384d72..788b2e6a1f 100644
--- a/types/optimize-css-assets-webpack-plugin/index.d.ts
+++ b/types/optimize-css-assets-webpack-plugin/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/NMFR/optimize-css-assets-webpack-plugin
 // Definitions by: Armando Meziat <https://github.com/odnamrataizem>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import { Plugin } from 'webpack';
 
diff --git a/types/stylelint-webpack-plugin/index.d.ts b/types/stylelint-webpack-plugin/index.d.ts
index 580fc4325f..dfaf0a4f05 100644
--- a/types/stylelint-webpack-plugin/index.d.ts
+++ b/types/stylelint-webpack-plugin/index.d.ts
@@ -2,8 +2,9 @@
 // Project: https://github.com/JaKXz/stylelint-webpack-plugin
 // Definitions by: Arne Bahlo <https://github.com/bahlo>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
-import { Plugin } from "webpack";
+import { Plugin } from 'webpack';
 
 export = StylelintWebpackPlugin;
 
diff --git a/types/webpack-bundle-analyzer/index.d.ts b/types/webpack-bundle-analyzer/index.d.ts
index c563a9e3cf..3f856a7328 100644
--- a/types/webpack-bundle-analyzer/index.d.ts
+++ b/types/webpack-bundle-analyzer/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/th0r/webpack-bundle-analyzer
 // Definitions by: Michael Strobel <https://github.com/kryops>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import * as webpack from 'webpack';
 
diff --git a/types/webpack-chain/index.d.ts b/types/webpack-chain/index.d.ts
index 6f6c46daa8..05aa4e5845 100644
--- a/types/webpack-chain/index.d.ts
+++ b/types/webpack-chain/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/mozilla-neutrino/webpack-chain
 // Definitions by: Eirikur Nilsson <https://github.com/eirikurn>, Paul Sachs <https://github.com/psachs21>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import * as webpack from 'webpack';
 import * as https from 'https';
diff --git a/types/webpack-chunk-hash/index.d.ts b/types/webpack-chunk-hash/index.d.ts
index dc8f697a44..f499a00dc9 100644
--- a/types/webpack-chunk-hash/index.d.ts
+++ b/types/webpack-chunk-hash/index.d.ts
@@ -2,12 +2,13 @@
 // Project: https://github.com/alexindigo/webpack-chunk-hash#readme
 // Definitions by: Matt Traynham <https://github.com/mtraynham>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
-import webpack = require('webpack');
+import { Plugin } from 'webpack';
 
 export = WebpackChunkHash;
 
-declare class WebpackChunkHash extends webpack.Plugin {
+declare class WebpackChunkHash extends Plugin {
     constructor(options?: WebpackChunkHash.Options);
 }
 
diff --git a/types/webpack-cleanup-plugin/index.d.ts b/types/webpack-cleanup-plugin/index.d.ts
index f5fa620413..a6efd31af7 100644
--- a/types/webpack-cleanup-plugin/index.d.ts
+++ b/types/webpack-cleanup-plugin/index.d.ts
@@ -2,12 +2,12 @@
 // Project: https://github.com/gpbl/webpack-cleanup-plugin#readme
 // Definitions by: Luka Maljic <https://github.com/malj>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
-import webpack = require('webpack');
-
+import { Plugin } from 'webpack';
 export = WebpackCleanupPlugin;
 
-declare class WebpackCleanupPlugin extends webpack.Plugin {
+declare class WebpackCleanupPlugin extends Plugin {
     constructor(options?: WebpackCleanupPlugin.Options);
 }
 
diff --git a/types/webpack-dotenv-plugin/index.d.ts b/types/webpack-dotenv-plugin/index.d.ts
index 4200c3b15e..b8cfb33ef8 100644
--- a/types/webpack-dotenv-plugin/index.d.ts
+++ b/types/webpack-dotenv-plugin/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/nwinch/webpack-dotenv-plugin#readme
 // Definitions by: Michael Strobel <https://github.com/kryops>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import * as webpack from 'webpack';
 
diff --git a/types/webpack-fail-plugin/index.d.ts b/types/webpack-fail-plugin/index.d.ts
index 04f037e084..2db28733c2 100644
--- a/types/webpack-fail-plugin/index.d.ts
+++ b/types/webpack-fail-plugin/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/TiddoLangerak/webpack-fail-plugin
 // Definitions by: Simon Hartcher <https://github.com/deevus>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 ///<reference types="webpack" />
 
diff --git a/types/webpack-merge/index.d.ts b/types/webpack-merge/index.d.ts
index 54c94a738e..23caff9575 100644
--- a/types/webpack-merge/index.d.ts
+++ b/types/webpack-merge/index.d.ts
@@ -4,7 +4,7 @@
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.2
 
-import webpack = require('webpack');
+import { Configuration } from 'webpack';
 
 export = webpackMerge;
 
@@ -18,18 +18,18 @@ declare namespace webpackMerge {
         customizeArray?: CustomizeArrayFunction | UniqueFunction;
         customizeObject?: CustomizeObjectFunction;
     }
-    type ConfigurationMergeFunction = (...configs: webpack.Configuration[]) => webpack.Configuration;
+    type ConfigurationMergeFunction = (...configs: Configuration[]) => Configuration;
     type ConfigurationMergeConfigFunction = (customizeOptions: CustomizeOptions) => ConfigurationMergeFunction;
     type MergeFunction = ConfigurationMergeFunction | ConfigurationMergeConfigFunction;
     type MergeStrategy = 'prepend' | 'append' | 'replace';
 
     interface WebpackMerge {
-        (...configs: webpack.Configuration[]): webpack.Configuration;
+        (...configs: Configuration[]): Configuration;
         (customizeOptions: CustomizeOptions): ConfigurationMergeFunction;
         unique: UniqueFunction;
         smart: ConfigurationMergeFunction;
         multiple: ConfigurationMergeFunction;
-        strategy(options: {[field: string]: MergeStrategy}): ConfigurationMergeFunction;
-        smartStrategy(options: {[key: string]: MergeStrategy}): ConfigurationMergeFunction;
+        strategy(options: { [field: string]: MergeStrategy }): ConfigurationMergeFunction;
+        smartStrategy(options: { [key: string]: MergeStrategy }): ConfigurationMergeFunction;
     }
 }
diff --git a/types/webpack-merge/v0/index.d.ts b/types/webpack-merge/v0/index.d.ts
index a939a2ed53..4cf82afd88 100644
--- a/types/webpack-merge/v0/index.d.ts
+++ b/types/webpack-merge/v0/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/survivejs/webpack-merge
 // Definitions by: Simon Hartcher <https://github.com/deevus>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 ///<reference types="webpack" />
 
diff --git a/types/webpack-node-externals/index.d.ts b/types/webpack-node-externals/index.d.ts
index 80dc73b27b..c93d3edecf 100644
--- a/types/webpack-node-externals/index.d.ts
+++ b/types/webpack-node-externals/index.d.ts
@@ -2,12 +2,13 @@
 // Project: https://github.com/liady/webpack-node-externals
 // Definitions by: Matt Traynham <https://github.com/mtraynham>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
-import webpack = require('webpack');
+import { ExternalsFunctionElement } from 'webpack';
 
 export = webpackNodeExternals;
 
-declare function webpackNodeExternals(options?: webpackNodeExternals.Options): webpack.ExternalsFunctionElement;
+declare function webpackNodeExternals(options?: webpackNodeExternals.Options): ExternalsFunctionElement;
 
 declare namespace webpackNodeExternals {
     type WhitelistOption = string | RegExp;
diff --git a/types/webpack-notifier/index.d.ts b/types/webpack-notifier/index.d.ts
index 1b8e92651f..372b4f2b1c 100644
--- a/types/webpack-notifier/index.d.ts
+++ b/types/webpack-notifier/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/Turbo87/webpack-notifier#readme
 // Definitions by: Benjamin Lim <https://github.com/bumbleblym>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 import { Plugin } from 'webpack';
 
diff --git a/types/webpack-stream/index.d.ts b/types/webpack-stream/index.d.ts
index 41fbb3592b..19159f402d 100644
--- a/types/webpack-stream/index.d.ts
+++ b/types/webpack-stream/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/shama/webpack-stream
 // Definitions by: Ian Clanton-Thuon <https://github.com/iclanton>, Benjamin Lim <https://github.com/bumbleblym>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 /// <reference types="node" />
 
diff --git a/types/webpack-validator/index.d.ts b/types/webpack-validator/index.d.ts
index 4b6b260877..242a71e6f4 100644
--- a/types/webpack-validator/index.d.ts
+++ b/types/webpack-validator/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/js-dxtools/webpack-validator
 // Definitions by: Simon Hartcher <https://github.com/deevus>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 ///<reference types="webpack" />
 
diff --git a/types/webpack/index.d.ts b/types/webpack/index.d.ts
index f8aa375210..b419efc2ea 100644
--- a/types/webpack/index.d.ts
+++ b/types/webpack/index.d.ts
@@ -10,6 +10,7 @@
 //                 Alan Agius <https://github.com/alan-agius4>
 //                 Spencer Elliott <https://github.com/elliottsj>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.2
 
 /// <reference types="node" />
 
@@ -76,7 +77,7 @@ declare namespace webpack {
         /** Capture timing information for each module. */
         profile?: boolean;
         /** Cache generated modules and chunks to improve performance for multiple incremental builds. */
-        cache?: boolean | any;
+        cache?: boolean | object;
         /** Enter watch mode, which rebuilds on file change. */
         watch?: boolean;
         watchOptions?: Options.WatchOptions;
@@ -491,7 +492,7 @@ declare namespace webpack {
              */
             maxEntrypointSize?: number;
         }
-        type Stats = webpack.Stats.ToStringOptions;
+        type Stats = Stats.ToStringOptions;
         type WatchOptions = ICompiler.WatchOptions;
     }
 
@@ -541,7 +542,7 @@ declare namespace webpack {
         type Handler = ICompiler.Handler;
         type WatchOptions = ICompiler.WatchOptions;
 
-        class Watching implements webpack.Watching {
+        class Watching implements Watching {
             constructor(compiler: Compiler, watchOptions: Watching.WatchOptions, handler: Watching.Handler);
 
             close(callback: () => void): void;
@@ -1029,7 +1030,7 @@ declare namespace webpack {
              * If a loader delivers a result in the pitch method the process turns around and skips the remaining loaders,
              * continuing with the calls to the more left loaders. data can be passed between pitch and normal call.
              */
-            pitch?(remainingRequest: string, precedingRequest: string, data: any): any | undefined;
+            pitch?(remainingRequest: string, precedingRequest: string, data: any): any;
 
             /**
              * By default, the resource file is treated as utf-8 string and passed as String to the loader.
@@ -1259,37 +1260,40 @@ declare namespace webpack {
     /** @deprecated */
     namespace compiler {
         /** @deprecated use webpack.Compiler */
+        // tslint:disable-next-line:no-unnecessary-qualifier
         type Compiler = webpack.Compiler;
 
         /** @deprecated use webpack.Compiler.Watching */
-        type Watching = webpack.Compiler.Watching;
+        type Watching = Compiler.Watching;
 
         /** @deprecated use webpack.Compiler.WatchOptions */
-        type WatchOptions = webpack.Compiler.WatchOptions;
+
+        type WatchOptions = Compiler.WatchOptions;
 
         /** @deprecated use webpack.Stats */
+        // tslint:disable-next-line:no-unnecessary-qualifier
         type Stats = webpack.Stats;
 
         /** @deprecated use webpack.Stats.ToJsonOptions */
-        type StatsOptions = webpack.Stats.ToJsonOptions;
+        type StatsOptions = Stats.ToJsonOptions;
 
         /** @deprecated use webpack.Stats.ToStringOptions */
-        type StatsToStringOptions = webpack.Stats.ToStringOptions;
+        type StatsToStringOptions = Stats.ToStringOptions;
 
         /** @deprecated use webpack.Compiler.Handler */
-        type CompilerCallback = webpack.Compiler.Handler;
+        type CompilerCallback = Compiler.Handler;
     }
 
     /** @deprecated use webpack.Options.Performance */
-    type PerformanceOptions = webpack.Options.Performance;
+    type PerformanceOptions = Options.Performance;
     /** @deprecated use webpack.Options.WatchOptions */
-    type WatchOptions = webpack.Options.WatchOptions;
+    type WatchOptions = Options.WatchOptions;
     /** @deprecated use webpack.EvalSourceMapDevToolPlugin.Options */
-    type EvalSourceMapDevToolPluginOptions = webpack.EvalSourceMapDevToolPlugin.Options;
+    type EvalSourceMapDevToolPluginOptions = EvalSourceMapDevToolPlugin.Options;
     /** @deprecated use webpack.SourceMapDevToolPlugin.Options */
-    type SourceMapDevToolPluginOptions = webpack.SourceMapDevToolPlugin.Options;
+    type SourceMapDevToolPluginOptions = SourceMapDevToolPlugin.Options;
     /** @deprecated use webpack.optimize.UglifyJsPlugin.CommentFilter */
-    type UglifyCommentFunction = webpack.optimize.UglifyJsPlugin.CommentFilter;
+    type UglifyCommentFunction = optimize.UglifyJsPlugin.CommentFilter;
     /** @deprecated use webpack.optimize.UglifyJsPlugin.Options */
-    type UglifyPluginOptions = webpack.optimize.UglifyJsPlugin.Options;
+    type UglifyPluginOptions = optimize.UglifyJsPlugin.Options;
 }
diff --git a/types/webpack/tslint.json b/types/webpack/tslint.json
index 590af11d7e..b4b47a0378 100644
--- a/types/webpack/tslint.json
+++ b/types/webpack/tslint.json
@@ -1,10 +1,3 @@
 {
-	"extends": "dtslint/dt.json",
-	"rules": {
-		// TODO
-		"no-any-union": false,
-		"no-unnecessary-qualifier": false,
-		"no-void-expression": false,
-		"space-within-parens": false
-	}
+	"extends": "dtslint/dt.json"
 }
diff --git a/types/webpack/webpack-tests.ts b/types/webpack/webpack-tests.ts
index d74960e4db..2b0cc516e0 100644
--- a/types/webpack/webpack-tests.ts
+++ b/types/webpack/webpack-tests.ts
@@ -509,8 +509,10 @@ declare function successfullyCompiled(): void;
 webpack({
     // configuration
 }, (err, stats) => {
-    if (err)
-        return handleFatalError(err);
+    if (err) {
+        handleFatalError(err);
+        return;
+    }
     const jsonStats = stats.toJson();
     const jsonStatsWithAllOptions = stats.toJson({
         assets: true,
@@ -537,10 +539,13 @@ webpack({
         excludeAssets: ["filter", "excluded"]
     });
 
-    if (jsonStats.errors.length > 0)
-        return handleSoftErrors(jsonStats.errors);
-    if (jsonStats.warnings.length > 0)
+    if (jsonStats.errors.length > 0) {
+        handleSoftErrors(jsonStats.errors);
+        return;
+    }
+    if (jsonStats.warnings.length > 0) {
         handleWarnings(jsonStats.warnings);
+    }
     successfullyCompiled();
 });