diff --git a/app/routes/ventas.py b/app/routes/ventas.py
index 2252da3..47ebf01 100644
--- a/app/routes/ventas.py
+++ b/app/routes/ventas.py
@@ -41,8 +41,10 @@ SELECT
     rel.COD_EXAMEN,
     COALESCE(NULLIF(TRIM(ex.NUM_ISS), ''), TRIM(rel.COD_EXAMEN)) AS CUPS,
     rel.PRECIO, COALESCE(t.VALOR, rel.PRECIO) AS PRECIO_TARIFA,
-    TRIM(e.CODCONTRATO) AS CODCONTRATO
+    TRIM(e.CODCONTRATO) AS CODCONTRATO,
+    CAST(fd.FECHAFACT AS VARCHAR(30)) AS FECHAFACT
 FROM RECEPCION r
+JOIN FACTURA_DIAN fd ON fd.PREFIJO = r.PREFIJO AND fd.NUM_FACTURA = r.NUM_FACTURA
 JOIN RELACION rel ON rel.IDRECEPCION = r.IDRECEPCION
 LEFT JOIN EXAMEN ex ON TRIM(ex.CODIGO) = TRIM(rel.COD_EXAMEN)
 LEFT JOIN EMPRESA e ON e.NIT = r.NIT_EMPRESA
diff --git a/app/services/json_generator.py b/app/services/json_generator.py
index fb57ea2..2eaf437 100644
--- a/app/services/json_generator.py
+++ b/app/services/json_generator.py
@@ -265,7 +265,7 @@ def generar_factura_venta(rows: list, default_vendedor: str = "00",
     h = rows[0]
 
     num_fac = (numero_override if numero_override else str(h.get("NUM_FACTURA") or "")).zfill(5)
-    fecha = _fmt_fecha(h.get("FECHA_RECEPCION"))
+    fecha = _fmt_fecha(h.get("FECHAFACT") or h.get("FECHA_RECEPCION"))
 
     detalle_pedido = []
     for row in rows: