diff --git a/libreplan-business/src/main/java/org/libreplan/business/externalcompanies/entities/CustomerComunication.java b/libreplan-business/src/main/java/org/libreplan/business/externalcompanies/entities/CustomerComunication.java
index ee598dbbb..030b52c3a 100644
--- a/libreplan-business/src/main/java/org/libreplan/business/externalcompanies/entities/CustomerComunication.java
+++ b/libreplan-business/src/main/java/org/libreplan/business/externalcompanies/entities/CustomerComunication.java
@@ -45,7 +45,12 @@ public class CustomerComunication extends BaseEntity{
 
     private Order order;
 
-    public CustomerComunication() {
+    protected CustomerComunication() {
+        this.setComunicationDate(new Date());
+    }
+
+    private CustomerComunication(Date deadline) {
+        this.setDeadline(deadline);
         this.setComunicationDate(new Date());
     }
 
@@ -53,11 +58,6 @@ public class CustomerComunication extends BaseEntity{
         return (CustomerComunication) create(new CustomerComunication());
     }
 
-    public CustomerComunication(Date deadline) {
-        this.setDeadline(deadline);
-        this.setComunicationDate(new Date());
-    }
-
     public static CustomerComunication createToday(Date deadline) {
         return (CustomerComunication) create(new CustomerComunication(deadline));
     }