diff --git a/cloud/dev-server/app/index.js b/cloud/dev-server/app/index.mjs
similarity index 91%
rename from cloud/dev-server/app/index.js
rename to cloud/dev-server/app/index.mjs
index c9e487569e..862e2fbb93 100644
--- a/cloud/dev-server/app/index.js
+++ b/cloud/dev-server/app/index.mjs
@@ -14,6 +14,6 @@
 // limitations under the License.
 //
 
-const start = require('@anticrm/dev-server')
+import start from '@anticrm/dev-server'
 
-start (3333)
+start.default(3333)
diff --git a/cloud/dev-server/app/package-lock.json b/cloud/dev-server/app/package-lock.json
index 0fd8a82573..a3e7b0f1e5 100644
--- a/cloud/dev-server/app/package-lock.json
+++ b/cloud/dev-server/app/package-lock.json
@@ -5,20 +5,20 @@
   "requires": true,
   "dependencies": {
     "@anticrm/core": {
-      "version": "0.6.4",
-      "resolved": "https://registry.npmjs.org/@anticrm/core/-/core-0.6.4.tgz",
-      "integrity": "sha512-R4sy4iOJn+7mTLOmeS03KTLmDlPFLvT4gLAIo7VWSStpslVex+YoyRXulnhTIbBZikQFW88nAvAm5e4fhoiVgA==",
+      "version": "0.6.5",
+      "resolved": "https://registry.npmjs.org/@anticrm/core/-/core-0.6.5.tgz",
+      "integrity": "sha512-+Ap6OGh8o+79yGgYlxbZOoLeQ+bTPFH3B+r29yioFuqZ4M8E+k8gGgToZiYuyHZFI+pKLodwAoN8u347XqmYjA==",
       "requires": {
         "@anticrm/platform": "~0.6.1",
         "simplytyped": "^3.3.0"
       }
     },
     "@anticrm/dev-server": {
-      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/@anticrm/dev-server/-/dev-server-0.6.1.tgz",
-      "integrity": "sha512-Zh04YOsHprDMjCybAzizImZtRntEmuyS7ko8gdTZKgmHq3Bypf4jRIai0WF8sjULVrcOKRAGEAVqdPBhwkwz2Q==",
+      "version": "0.6.2",
+      "resolved": "https://registry.npmjs.org/@anticrm/dev-server/-/dev-server-0.6.2.tgz",
+      "integrity": "sha512-vsCMWeCpwdZVh6Jch2RD0AXChOhQ8+7RyUzN924KWupEMN8H4lshytXVPPpCOTOmK5IIt9OlB6E7XKef1PcZPA==",
       "requires": {
-        "@anticrm/core": "~0.6.1",
+        "@anticrm/core": "~0.6.5",
         "@anticrm/dev-storage": "~0.6.1",
         "@anticrm/platform": "~0.6.1",
         "@anticrm/server-ws": "~0.6.1"
diff --git a/cloud/dev-server/app/package.json b/cloud/dev-server/app/package.json
index 5c56ca08b8..fae2c7eff9 100644
--- a/cloud/dev-server/app/package.json
+++ b/cloud/dev-server/app/package.json
@@ -7,6 +7,6 @@
     "start": "node ./index.js"
   },
   "dependencies": {
-    "@anticrm/dev-server": "^0.6.1"
+    "@anticrm/dev-server": "^0.6.2"
   }
 }
diff --git a/dev/server/src/index.ts b/dev/server/src/index.ts
index d67bdedb8a..65ead4648c 100644
--- a/dev/server/src/index.ts
+++ b/dev/server/src/index.ts
@@ -14,4 +14,4 @@
 // limitations under the License.
 //
 
-export { start as default } from './server'
+export { start } from './server'
diff --git a/packages/platform/.npmignore b/packages/platform/.npmignore
new file mode 100644
index 0000000000..e3ec093c38
--- /dev/null
+++ b/packages/platform/.npmignore
@@ -0,0 +1,4 @@
+*
+!/lib/**
+!CHANGELOG.md
+/lib/**/__tests__/
diff --git a/server/ws/src/server.ts b/server/ws/src/server.ts
index f29a6434f1..678ee06e38 100644
--- a/server/ws/src/server.ts
+++ b/server/ws/src/server.ts
@@ -56,8 +56,7 @@ export interface JsonRpcServer {
  * @param host -
  */
 export function start (sessionFactory: (server: JsonRpcServer) => Session, port: number, host?: string): void {
-  // console.log('starting server on port ' + port + '...')
-  // console.log('host: ' + host)
+  console.log(`starting server on port ${port} ...`)
 
   const sessions: [Session, WebSocket][] = []
 
@@ -86,6 +85,7 @@ export function start (sessionFactory: (server: JsonRpcServer) => Session, port:
       const payload = decode(token ?? '', 'secret', false)
       wss.handleUpgrade(request, socket, head, ws => wss.emit('connection', ws, request, payload))
     } catch (err) {
+      console.log('unauthorized')
       socket.write('HTTP/1.1 401 Unauthorized\r\n\r\n')
       socket.destroy()
     }