diff --git a/lib/webpack.js b/lib/webpack.js
index 7964f65dab0..ffd0cd5695d 100644
--- a/lib/webpack.js
+++ b/lib/webpack.js
@@ -58,64 +58,61 @@ webpack.validate = validateSchema.bind(this, webpackOptionsSchema);
 webpack.validateSchema = validateSchema;
 webpack.WebpackOptionsValidationError = WebpackOptionsValidationError;
 
-function exportPlugins(exports, path, plugins) {
-	plugins.forEach(name => {
+function exportPlugins(obj, mappings) {
+	Object.keys(mappings).forEach(name => {
 		Object.defineProperty(exports, name, {
 			configurable: false,
 			enumerable: true,
-			get() {
-				return require(`${path}/${name}`);
-			}
+			get: mappings[name]
 		});
-	});
+	})
 }
 
-exportPlugins(exports, ".", [
-	"DefinePlugin",
-	"NormalModuleReplacementPlugin",
-	"ContextReplacementPlugin",
-	"IgnorePlugin",
-	"WatchIgnorePlugin",
-	"BannerPlugin",
-	"PrefetchPlugin",
-	"AutomaticPrefetchPlugin",
-	"ProvidePlugin",
-	"HotModuleReplacementPlugin",
-	"SourceMapDevToolPlugin",
-	"EvalSourceMapDevToolPlugin",
-	"EvalDevToolModulePlugin",
-	"CachePlugin",
-	"ExtendedAPIPlugin",
-	"ExternalsPlugin",
-	"JsonpTemplatePlugin",
-	"LibraryTemplatePlugin",
-	"LoaderTargetPlugin",
-	"MemoryOutputFileSystem",
-	"ProgressPlugin",
-	"SetVarMainTemplatePlugin",
-	"UmdMainTemplatePlugin",
-	"NoErrorsPlugin",
-	"NoEmitOnErrorsPlugin",
-	"NewWatchingPlugin",
-	"EnvironmentPlugin",
-	"DllPlugin",
-	"DllReferencePlugin",
-	"LoaderOptionsPlugin",
-	"NamedModulesPlugin",
-	"NamedChunksPlugin",
-	"HashedModuleIdsPlugin",
-	"ModuleFilenameHelpers"
-]);
-exportPlugins(exports.optimize = {}, "./optimize", [
-	"AggressiveMergingPlugin",
-	"AggressiveSplittingPlugin",
-	"CommonsChunkPlugin",
-	"ChunkModuleIdRangePlugin",
-	"DedupePlugin",
-	"LimitChunkCountPlugin",
-	"MinChunkSizePlugin",
-	"ModuleConcatenationPlugin",
-	"OccurrenceOrderPlugin",
-	"UglifyJsPlugin"
-]);
-exportPlugins(exports.dependencies = {}, "./dependencies", []);
+exportPlugins(exports, {
+	"DefinePlugin": () => require("./DefinePlugin"),
+	"NormalModuleReplacementPlugin": () => require("./NormalModuleReplacementPlugin"),
+	"ContextReplacementPlugin": () => require("./ContextReplacementPlugin"),
+	"IgnorePlugin": () => require("./IgnorePlugin"),
+	"WatchIgnorePlugin": () => require("./WatchIgnorePlugin"),
+	"BannerPlugin": () => require("./BannerPlugin"),
+	"PrefetchPlugin": () => require("./PrefetchPlugin"),
+	"AutomaticPrefetchPlugin": () => require("./AutomaticPrefetchPlugin"),
+	"ProvidePlugin": () => require("./ProvidePlugin"),
+	"HotModuleReplacementPlugin": () => require("./HotModuleReplacementPlugin"),
+	"SourceMapDevToolPlugin": () => require("./SourceMapDevToolPlugin"),
+	"EvalSourceMapDevToolPlugin": () => require("./EvalSourceMapDevToolPlugin"),
+	"EvalDevToolModulePlugin": () => require("./EvalDevToolModulePlugin"),
+	"CachePlugin": () => require("./CachePlugin"),
+	"ExtendedAPIPlugin": () => require("./ExtendedAPIPlugin"),
+	"ExternalsPlugin": () => require("./ExternalsPlugin"),
+	"JsonpTemplatePlugin": () => require("./JsonpTemplatePlugin"),
+	"LibraryTemplatePlugin": () => require("./LibraryTemplatePlugin"),
+	"LoaderTargetPlugin": () => require("./LoaderTargetPlugin"),
+	"MemoryOutputFileSystem": () => require("./MemoryOutputFileSystem"),
+	"ProgressPlugin": () => require("./ProgressPlugin"),
+	"SetVarMainTemplatePlugin": () => require("./SetVarMainTemplatePlugin"),
+	"UmdMainTemplatePlugin": () => require("./UmdMainTemplatePlugin"),
+	"NoErrorsPlugin": () => require("./NoErrorsPlugin"),
+	"NoEmitOnErrorsPlugin": () => require("./NoEmitOnErrorsPlugin"),
+	"NewWatchingPlugin": () => require("./NewWatchingPlugin"),
+	"EnvironmentPlugin": () => require("./EnvironmentPlugin"),
+	"DllPlugin": () => require("./DllPlugin"),
+	"DllReferencePlugin": () => require("./DllReferencePlugin"),
+	"LoaderOptionsPlugin": () => require("./LoaderOptionsPlugin"),
+	"NamedModulesPlugin": () => require("./NamedModulesPlugin"),
+	"NamedChunksPlugin": () => require("./NamedChunksPlugin"),
+	"HashedModuleIdsPlugin": () => require("./HashedModuleIdsPlugin"),
+	"ModuleFilenameHelpers": () => require("./ModuleFilenameHelpers")
+});
+exportPlugins(exports.optimize = {}, {
+	"AggressiveMergingPlugin": () => require("./optimize/AggressiveMergingPlugin"),
+	"AggressiveSplittingPlugin": () => require("./optimize/AggressiveSplittingPlugin"),
+	"CommonsChunkPlugin": () => require("./optimize/CommonsChunkPlugin"),
+	"ChunkModuleIdRangePlugin": () => require("./optimize/ChunkModuleIdRangePlugin"),
+	"DedupePlugin": () => require("./optimize/DedupePlugin"),
+	"LimitChunkCountPlugin": () => require("./optimize/LimitChunkCountPlugin"),
+	"MinChunkSizePlugin": () => require("./optimize/MinChunkSizePlugin"),
+	"ModuleConcatenationPlugin": () => require("./optimize/ModuleConcatenationPlugin"),
+	"OccurrenceOrderPlugin": () => require("./optimize/OccurrenceOrderPlugin"),
+	"UglifyJsPlugin": () => require("./optimize/UglifyJsPlugin")
+});