diff --git a/back-end/apps/api/src/transactions/groups/transaction-groups.controller.spec.ts b/back-end/apps/api/src/transactions/groups/transaction-groups.controller.spec.ts
index ba9e75093..877e4513a 100644
--- a/back-end/apps/api/src/transactions/groups/transaction-groups.controller.spec.ts
+++ b/back-end/apps/api/src/transactions/groups/transaction-groups.controller.spec.ts
@@ -61,6 +61,7 @@ describe('TransactionGroupsController', () => {
       sequential: false,
       groupItems: [],
       createdAt: new Date(),
+      groupValidStart: new Date(),
     };
   });
 
@@ -72,6 +73,7 @@ describe('TransactionGroupsController', () => {
         atomic: false,
         sequential: false,
         groupItems: [],
+        groupValidStart: new Date(),
       };
 
       transactionGroupsService.createTransactionGroup.mockResolvedValue(result);
diff --git a/back-end/apps/api/src/transactions/groups/transaction-groups.service.spec.ts b/back-end/apps/api/src/transactions/groups/transaction-groups.service.spec.ts
index 9ed76aedf..a1f2fd9f0 100644
--- a/back-end/apps/api/src/transactions/groups/transaction-groups.service.spec.ts
+++ b/back-end/apps/api/src/transactions/groups/transaction-groups.service.spec.ts
@@ -111,6 +111,7 @@ describe('TransactionGroupsService', () => {
             },
           },
         ],
+        groupValidStart: new Date(),
       };
 
       dataSource.manager.create.mockImplementation((entity, data) => ({ ...data }));
diff --git a/front-end/src/renderer/stores/storeTransactionGroup.ts b/front-end/src/renderer/stores/storeTransactionGroup.ts
index 827bb105a..5f368bd2a 100644
--- a/front-end/src/renderer/stores/storeTransactionGroup.ts
+++ b/front-end/src/renderer/stores/storeTransactionGroup.ts
@@ -43,6 +43,7 @@ const useTransactionGroupStore = defineStore('transactionGroup', () => {
     if (modified.value) {
       return;
     }
+
     groupItems.value = [];
     const group = await getGroup(id);
     description.value = group.description;
@@ -53,6 +54,7 @@ const useTransactionGroupStore = defineStore('transactionGroup', () => {
         groupValidStart.value = new Date();
       }
     }
+
     const items = await getGroupItems(id);
     const drafts = await getDrafts(findArgs);
     const groupItemsToAdd: GroupItem[] = [];
@@ -189,7 +191,7 @@ const useTransactionGroupStore = defineStore('transactionGroup', () => {
       await updateGroup(
         groupItems.value[0].groupId,
         userId,
-        { description, atomic: false },
+        { description, atomic: false, groupValidStart: groupValidStart },
         groupItems.value,
       );
     }
@@ -238,7 +240,8 @@ const useTransactionGroupStore = defineStore('transactionGroup', () => {
 
   function updateTransactionValidStarts(newGroupValidStart: Date) {
     groupItems.value = groupItems.value.map((item, index) => {
-      if (item.validStart < newGroupValidStart) {
+      const now = new Date();
+      if (item.validStart < now) {
         const updatedValidStart = findUniqueValidStart(
           item.payerAccountId,
           newGroupValidStart.getTime() + index,