diff --git a/src/com/rjconsultores/ventaboletos/dao/sqlbuilder/impl/SQLBuilderOracle.java b/src/com/rjconsultores/ventaboletos/dao/sqlbuilder/impl/SQLBuilderOracle.java
index af35d5399..bc59eb23d 100644
--- a/src/com/rjconsultores/ventaboletos/dao/sqlbuilder/impl/SQLBuilderOracle.java
+++ b/src/com/rjconsultores/ventaboletos/dao/sqlbuilder/impl/SQLBuilderOracle.java
@@ -609,7 +609,7 @@ public class SQLBuilderOracle implements SQLBuilder {
 		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
 
 		StringBuilder sb = new StringBuilder("");
-		sb.append(" select   ");
+		sb.append(" select  distinct ");
 		sb.append("   ");
 		sb.append(" u.usuario_id as \"usuarioId\",  ");
 		sb.append(" u.nombusuario as \"nombusuario\"  ");