diff --git a/htdocs/langs/ca_ES/main.lang b/htdocs/langs/ca_ES/main.lang
index d7496b50647..d2bf8b57d13 100644
--- a/htdocs/langs/ca_ES/main.lang
+++ b/htdocs/langs/ca_ES/main.lang
@@ -225,6 +225,7 @@ Minute=Minut
 Second=Segon
 Years=Anys
 Months=Mesos
+Weeks=Setmanes
 Days=Dies
 days=dies
 Hours=Hores
diff --git a/htdocs/langs/es_AR/main.lang b/htdocs/langs/es_AR/main.lang
index b2c8b83ad0f..d8f58a13637 100755
--- a/htdocs/langs/es_AR/main.lang
+++ b/htdocs/langs/es_AR/main.lang
@@ -225,6 +225,7 @@ Minute=Minuto
 Second=Segundo
 Years=Años
 Months=Meses
+Weeks=Semanas
 Days=Días
 days=días
 Hours=Horas
diff --git a/htdocs/langs/es_ES/main.lang b/htdocs/langs/es_ES/main.lang
index 18878a1e92b..48b0761ebea 100644
--- a/htdocs/langs/es_ES/main.lang
+++ b/htdocs/langs/es_ES/main.lang
@@ -225,6 +225,7 @@ Minute=Minuto
 Second=Segundo
 Years=Años
 Months=Meses
+Weeks=Semanas
 Days=Días
 days=días
 Hours=Horas