diff --git a/keeperapi/package-lock.json b/keeperapi/package-lock.json
index b2ebc28a..d190d206 100644
--- a/keeperapi/package-lock.json
+++ b/keeperapi/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "@keeper-security/keeperapi",
-    "version": "18.0.0",
+    "version": "18.0.1",
     "lockfileVersion": 2,
     "requires": true,
     "packages": {
         "": {
             "name": "@keeper-security/keeperapi",
-            "version": "18.0.0",
+            "version": "18.0.1",
             "license": "ISC",
             "dependencies": {
                 "@noble/post-quantum": "^0.5.2",
diff --git a/keeperapi/package.json b/keeperapi/package.json
index 3d3a3d6b..4013e5cd 100644
--- a/keeperapi/package.json
+++ b/keeperapi/package.json
@@ -1,10 +1,13 @@
 {
     "name": "@keeper-security/keeperapi",
     "description": "Keeper API Javascript SDK",
-    "version": "18.0.0",
-    "browser": "dist/index.es.js",
+    "version": "18.0.1",
+    "browser": "dist/browser/index.js",
     "main": "dist/index.cjs.js",
     "types": "dist/node/index.d.ts",
+    "sideEffects": [
+        "**/configureProtobuf*"
+    ],
     "repository": "https://github.com/Keeper-Security/keeper-sdk-javascript",
     "license": "ISC",
     "engines": {
diff --git a/keeperapi/rollup.config.js b/keeperapi/rollup.config.js
index b1e68944..41dda6c3 100644
--- a/keeperapi/rollup.config.js
+++ b/keeperapi/rollup.config.js
@@ -8,14 +8,12 @@ export default [
         input: 'src/browser/index.ts',
         output: [
             {
-                file: pkg.browser,
+                dir: 'dist',
                 format: 'es',
+                preserveModules: true,
+                preserveModulesRoot: 'src',
                 sourcemap: true,
             },
-            // {
-            //     file: pkg.browsertest,
-            //     format: 'cjs',
-            // },
         ],
         external: [...Object.keys(pkg.dependencies || {}), 'protobufjs/minimal', '@noble/post-quantum/ml-kem.js'],
         plugins: [