diff --git a/libreplan-webapp/src/main/java/org/libreplan/web/planner/company/CompanyPlanningModel.java b/libreplan-webapp/src/main/java/org/libreplan/web/planner/company/CompanyPlanningModel.java
index d97ace748..64ae03712 100644
--- a/libreplan-webapp/src/main/java/org/libreplan/web/planner/company/CompanyPlanningModel.java
+++ b/libreplan-webapp/src/main/java/org/libreplan/web/planner/company/CompanyPlanningModel.java
@@ -706,6 +706,7 @@ public class CompanyPlanningModel implements ICompanyPlanningModel {
     }
 
     @Override
+    @Transactional(readOnly = true)
     public IPredicate getDefaultPredicate(Boolean includeOrderElements) {
         User user;
         if (currentScenario == null) {