diff --git a/app/controllers/related_contents_controller.rb b/app/controllers/related_contents_controller.rb
index dd25cf02f..db6be0018 100644
--- a/app/controllers/related_contents_controller.rb
+++ b/app/controllers/related_contents_controller.rb
@@ -5,13 +5,18 @@ class RelatedContentsController < ApplicationController
 
   def create
     if relationable_object && related_object
-      RelatedContent.create(parent_relationable: @relationable, child_relationable: @related, author: current_user)
 
-      flash[:success] = t('related_content.success')
+      if relationable_object.url != related_object.url
+        RelatedContent.create(parent_relationable: @relationable, child_relationable: @related, author: current_user)
+
+        flash[:success] = t('related_content.success')
+      else
+        flash[:error] = t('related_content.error_itself')
+      end
+
     else
       flash[:error] = t('related_content.error', url: Setting['url'])
     end
-
     redirect_to @relationable.url
   end
 
diff --git a/config/locales/en/general.yml b/config/locales/en/general.yml
index c3960a3df..29686093a 100644
--- a/config/locales/en/general.yml
+++ b/config/locales/en/general.yml
@@ -821,6 +821,7 @@ en:
     help: "You can add links of %{models} inside of %{org}."
     submit: "Add"
     error: "Link not valid. Remember to start with %{url}."
+    error_itself: "Link not valid. You cannot relate a content to itself."
     success: "You added a new related content"
     is_related: "¿Is it related content?"
     score_positive: "Yes"
diff --git a/config/locales/es/general.yml b/config/locales/es/general.yml
index 3200f4be0..d80109f03 100644
--- a/config/locales/es/general.yml
+++ b/config/locales/es/general.yml
@@ -820,6 +820,7 @@ es:
     help: "Puedes introducir cualquier enlace de %{models} que esté dentro de %{org}."
     submit: "Añadir"
     error: "Enlace no válido. Recuerda que debe empezar por %{url}."
+    error_itself: "Enlace no válido. No se puede relacionar un contenido consigo mismo."
     success: "Has añadido un nuevo contenido relacionado"
     is_related: "¿Es contenido relacionado?"
     score_positive: "Sí"
diff --git a/config/locales/val/general.yml b/config/locales/val/general.yml
index 4a8dc195f..58f49b1bd 100644
--- a/config/locales/val/general.yml
+++ b/config/locales/val/general.yml
@@ -819,6 +819,7 @@ val:
     help: "Pots afegir enllaços de %{models} en %{org}."
     submit: "Afegir"
     error: "Enllaç no vàlid. Recorda iniciar amb %{url}."
+    error_itself: "Enllaç no vàlid. No es pot relacionar un contingut aconseguisc mateix"
     success: "Has afegit nou contingut relacionat"
     is_related: "Es contingut relacionat?"
     score_positive: "Sí"