diff --git a/.vite/build.ts b/.vite/build.ts
index 56c3a72f3..e1bc025f4 100644
--- a/.vite/build.ts
+++ b/.vite/build.ts
@@ -64,6 +64,12 @@ export const getBuildConfig = ({ minify, core, watch, entryName }: BuildOptions)
       sourcemap,
       entryFileNames: `${name}.esm${minify ? '.min' : ''}.mjs`,
     },
+    {
+      name,
+      format: 'umd',
+      sourcemap: true,
+      entryFileNames: `${name}${minify ? '.min' : ''}.js`,
+    },
   ];
 
   if (core) {
diff --git a/packages/mermaid/package.json b/packages/mermaid/package.json
index f255ab312..f68d7e6f0 100644
--- a/packages/mermaid/package.json
+++ b/packages/mermaid/package.json
@@ -108,8 +108,11 @@
     "vitepress-plugin-search": "^1.0.4-alpha.20"
   },
   "files": [
-    "dist",
+    "dist/",
     "README.md"
   ],
-  "sideEffects": false
+  "sideEffects": false,
+  "publishConfig": {
+    "access": "public"
+  }
 }