diff --git a/internal/dao/memory.go b/internal/dao/memory.go
index 4925312d35..5a39aeddb1 100644
--- a/internal/dao/memory.go
+++ b/internal/dao/memory.go
@@ -378,3 +378,32 @@ func (dao *MemoryDAO) GetByFilter(userID string, tenantIDs []string, memoryTypes
 
 	return memories, total, nil
 }
+
+// Accessible check if it is possible for user to access the memory
+func (dao *MemoryDAO) Accessible(userID, memoryID string) (bool, error) {
+	memory, err := dao.GetByID(memoryID)
+	if err != nil {
+		return false, err
+	}
+
+	if memory.TenantID == userID {
+		return true, nil
+	}
+
+	if memory.Permissions != string(entity.TenantPermissionTeam) {
+		return false, fmt.Errorf("user %s have no access to this memory", userID)
+	}
+
+	var count int64
+	err = DB.Table("user_tenant").
+		Where("tenant_id = ? AND user_id = ? AND status = ?", memory.TenantID, userID, "1").
+		Count(&count).Error
+	if err != nil {
+		return false, err
+	}
+	if count > 0 {
+		return true, nil
+	}
+
+	return false, fmt.Errorf("user %s have no access to this memory", userID)
+}
diff --git a/internal/service/memory.go b/internal/service/memory.go
index 40491b4b65..3e0129434e 100644
--- a/internal/service/memory.go
+++ b/internal/service/memory.go
@@ -447,6 +447,9 @@ func (s *MemoryService) CreateMemory(tenantID string, req *CreateMemoryRequest)
 //	resp, err := service.UpdateMemory("tenant123", "memory456", req)
 func (s *MemoryService) UpdateMemory(tenantID string, memoryID string, req *UpdateMemoryRequest) (*CreateMemoryResponse, error) {
 	updateDict := make(map[string]interface{})
+	if ok, err := s.memoryDAO.Accessible(tenantID, memoryID); !ok || err != nil {
+		return nil, err
+	}
 
 	currentMemory, err := s.memoryDAO.GetByID(memoryID)
 	if err != nil {