diff --git a/server/middleware/src/modified.ts b/server/middleware/src/modified.ts
index 96326b789d..c5b0f0973f 100644
--- a/server/middleware/src/modified.ts
+++ b/server/middleware/src/modified.ts
@@ -13,7 +13,7 @@
 // limitations under the License.
 //
 
-import core, { MeasureContext, ServerStorage, Tx, systemAccountEmail } from '@hcengineering/core'
+import core, { MeasureContext, ServerStorage, Tx, systemAccountEmail, TxCollectionCUD } from '@hcengineering/core'
 import { BroadcastFunc, Middleware, SessionContext, TxMiddlewareResult } from '@hcengineering/server-core'
 import { BaseMiddleware } from './base'
 
@@ -38,6 +38,9 @@ export class ModifiedMiddleware extends BaseMiddleware implements Middleware {
     if (tx.modifiedBy !== core.account.System && ctx.userEmail !== systemAccountEmail) {
       tx.modifiedOn = Date.now()
       tx.createdOn = tx.createdOn ?? tx.modifiedOn
+      if (tx._class === core.class.TxCollectionCUD) {
+        ;(tx as TxCollectionCUD<any, any>).tx.modifiedOn = Date.now()
+      }
     }
     return await this.provideTx(ctx, tx)
   }