diff --git a/ReportesSIGPC/ReportesSIGPC/rpt_trabajoactividad.rdl b/ReportesSIGPC/ReportesSIGPC/rpt_trabajoactividad.rdl
index 9a2799cf0..1a0d3d153 100644
--- a/ReportesSIGPC/ReportesSIGPC/rpt_trabajoactividad.rdl
+++ b/ReportesSIGPC/ReportesSIGPC/rpt_trabajoactividad.rdl
@@ -132,7 +132,8 @@ FROM            t_adm_region</CommandText>
     <DataSet Name="ds_mes_inicio">
       <Query>
         <DataSourceName>SIGPC</DataSourceName>
-        <CommandText>WITH months(MonthNumber) AS (SELECT        0 AS Expr1
+        <CommandText>SET LANGUAGE Spanish;
+WITH months(MonthNumber) AS (SELECT        0 AS Expr1
                                                                         UNION ALL
                                                                         SELECT        MonthNumber + 1 AS Expr1
                                                                         FROM            months AS months_2
@@ -161,7 +162,8 @@ FROM            t_adm_region</CommandText>
             <Value>=Parameters!MESINICIO.Value</Value>
           </QueryParameter>
         </QueryParameters>
-        <CommandText>WITH months(MonthNumber) AS (SELECT        0 AS Expr1
+        <CommandText>SET LANGUAGE Spanish;
+WITH months(MonthNumber) AS (SELECT        0 AS Expr1
                                                                         UNION ALL
                                                                         SELECT        MonthNumber + 1 AS Expr1
                                                                         FROM            months AS months_2