diff --git a/src/views/modal-flete.html b/src/views/modal-flete.html
index c6d3912..a36fe79 100644
--- a/src/views/modal-flete.html
+++ b/src/views/modal-flete.html
@@ -80,6 +80,8 @@
                     <div class="col-sm-8">
                         <input
                             type="number"
+                            min="0"
+                            step="0.01"
                             class="form-control"
                             id="kilometros"
                             name="kilometros"