diff --git a/webpack.config.cjs b/webpack.config.cjs
index 265d47c7..bffe1957 100644
--- a/webpack.config.cjs
+++ b/webpack.config.cjs
@@ -58,7 +58,9 @@ module.exports = (env, argv) => {
     for (const [entry, filePath] of Object.entries(build_exports.ingame) ?? []) {
         entryIngame[entry] = `${tsDir}/${filePath}`;
     }
-    const cacheDirectory = path.resolve(__dirname, 'node_modules/.cache/webpack')
+    const cacheDirectory = path.resolve(__dirname, 'node_modules/.cache/webpack');
+
+    const devtool = mode != 'production' ? 'eval-source-map' : (env.WEBPACK_WATCH ? 'source-map' : undefined);
 
     const optimization = {
         splitChunks: {
@@ -104,7 +106,7 @@ module.exports = (env, argv) => {
             filename: '[name].js',
             path: resolve(outputPath, 'vue')
         },
-        devtool: 'source-map',
+        devtool,
         optimization,
         module: {
             rules: [
@@ -215,7 +217,7 @@ module.exports = (env, argv) => {
             filename: '[name].js',
             path: resolve(outputPath, 'ts')
         },
-        devtool: 'source-map',
+        devtool,
         optimization,
         module: {
             rules: [{
@@ -297,7 +299,7 @@ module.exports = (env, argv) => {
             filename: '[name].js',
             path: resolve(__dirname, 'dist_js', 'gateway')
         },
-        devtool: 'source-map',
+        devtool,
         optimization,
         module: {
             rules: [{