diff --git a/.esbuild/build.ts b/.esbuild/build.ts
index 17c047145..6bf5f6017 100644
--- a/.esbuild/build.ts
+++ b/.esbuild/build.ts
@@ -38,6 +38,7 @@ const buildPackage = async (entryName: keyof typeof packageOptions) => {
         minify: true,
         includeLargeFeatures: false,
         metafile: shouldVisualize,
+        sourcemap: false,
       }
     );
   }
diff --git a/.esbuild/util.ts b/.esbuild/util.ts
index 0f3be9317..3a0ec6b41 100644
--- a/.esbuild/util.ts
+++ b/.esbuild/util.ts
@@ -62,22 +62,21 @@ const getFileName = (
 export const getBuildConfig = (options: MermaidBuildOptions): BuildOptions => {
   const {
     core,
-    metafile,
     format,
-    minify,
     options: { name, file, packageName },
     globalName = 'mermaid',
     includeLargeFeatures,
+    ...rest
   } = options;
+
   const external: string[] = ['require', 'fs', 'path'];
   const outFileName = getFileName(name, options);
   const output: BuildOptions = buildOptions({
+    ...rest,
     absWorkingDir: resolve(__dirname, `../packages/${packageName}`),
     entryPoints: {
       [outFileName]: `src/${file}`,
     },
-    metafile,
-    minify,
     globalName,
     logLevel: 'info',
     chunkNames: `chunks/${outFileName}/[name]-[hash]`,