diff --git a/Compras/ReembolsosComprobaciones.aspx.vb b/Compras/ReembolsosComprobaciones.aspx.vb
index 092cdd87e..b05473cb0 100644
--- a/Compras/ReembolsosComprobaciones.aspx.vb
+++ b/Compras/ReembolsosComprobaciones.aspx.vb
@@ -341,7 +341,7 @@ Partial Class Compras_ReembolsosComprobaciones
     Protected Sub DDlCheques_SelectedIndexChanged(sender As Object, e As EventArgs) Handles DDlCheques.SelectedIndexChanged
 
         If DDlCheques.SelectedValue.ToEntero > 0 Then
-
+            TxtAboneA.Enabled = False
             PnlChequeInfo.Visible = True
 
             ChkOtrosIngresosCheque.Visible = True
@@ -357,7 +357,7 @@ Partial Class Compras_ReembolsosComprobaciones
 
             HlCheque.Text = ""
             HlCheque.NavigateUrl = ""
-
+            TxtAboneA.Enabled = True
             HdnCheque.Value = "-1"
 
             ChkOtrosIngresosCheque.Visible = False