diff --git a/communication b/communication
index 407c52ca43..9673971e92 160000
--- a/communication
+++ b/communication
@@ -1 +1 @@
-Subproject commit 407c52ca437011ab2bb988c2cf7d103d6b83ff8a
+Subproject commit 9673971e9257bd167074b78921de746184604289
diff --git a/packages/presentation/src/communication.ts b/packages/presentation/src/communication.ts
index 7a4f1424ae..664818f37d 100644
--- a/packages/presentation/src/communication.ts
+++ b/packages/presentation/src/communication.ts
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-import { initLiveQueries, refreshLiveQueries } from '@hcengineering/communication-client-query'
+import { closeLiveQueries, initLiveQueries, refreshLiveQueries } from '@hcengineering/communication-client-query'
 import {
   type AddAttachmentsOperation,
   type AddCollaboratorsEvent,
@@ -458,3 +458,8 @@ export async function refreshCommunicationClient (): Promise<void> {
   console.log('refreshCommunicationClient')
   await refreshLiveQueries()
 }
+
+export async function purgeCommunicationClient (): Promise<void> {
+  client.close()
+  closeLiveQueries()
+}
diff --git a/plugins/workbench-resources/src/connect.ts b/plugins/workbench-resources/src/connect.ts
index f5dd528433..21c0f92e62 100644
--- a/plugins/workbench-resources/src/connect.ts
+++ b/plugins/workbench-resources/src/connect.ts
@@ -35,6 +35,7 @@ import platform, {
 import presentation, {
   loadServerConfig,
   purgeClient,
+  purgeCommunicationClient,
   refreshClient,
   refreshCommunicationClient,
   setClient,
@@ -175,6 +176,7 @@ export async function connect (title: string): Promise<Client | undefined> {
     // We need to flush all data from memory
     await ctx.with('purge-client', {}, async () => {
       await purgeClient()
+      await purgeCommunicationClient()
     })
     await ctx.with('close previous client', {}, async () => {
       await _client?.close()