diff --git a/templates/webpack.angular.js b/templates/webpack.angular.js
index f6cdff9b..1701216b 100644
--- a/templates/webpack.angular.js
+++ b/templates/webpack.angular.js
@@ -164,6 +164,7 @@ module.exports = env => {
                 new UglifyJsPlugin({
                     parallel: true,
                     cache: true,
+                    sourceMap: !!sourceMap,
                     uglifyOptions: {
                         output: {
                             comments: false,
diff --git a/templates/webpack.javascript.js b/templates/webpack.javascript.js
index a76f617d..00bbc37f 100644
--- a/templates/webpack.javascript.js
+++ b/templates/webpack.javascript.js
@@ -125,6 +125,7 @@ module.exports = env => {
                 new UglifyJsPlugin({
                     parallel: true,
                     cache: true,
+                    sourceMap: !!sourceMap,
                     uglifyOptions: {
                         output: {
                             comments: false,
diff --git a/templates/webpack.typescript.js b/templates/webpack.typescript.js
index ab026e40..2b12c3a3 100644
--- a/templates/webpack.typescript.js
+++ b/templates/webpack.typescript.js
@@ -127,6 +127,7 @@ module.exports = env => {
                 new UglifyJsPlugin({
                     parallel: true,
                     cache: true,
+                    sourceMap: !!sourceMap,
                     uglifyOptions: {
                         output: {
                             comments: false,
diff --git a/templates/webpack.vue.js b/templates/webpack.vue.js
index 323c1698..1f3c36da 100644
--- a/templates/webpack.vue.js
+++ b/templates/webpack.vue.js
@@ -138,6 +138,7 @@ module.exports = env => {
                 new UglifyJsPlugin({
                     parallel: true,
                     cache: true,
+                    sourceMap: !!sourceMap,
                     uglifyOptions: {
                         output: {
                             comments: false,