diff --git a/assets/js/http/booking_http_client.js b/assets/js/http/booking_http_client.js
index f944e1d7..7aa99b37 100755
--- a/assets/js/http/booking_http_client.js
+++ b/assets/js/http/booking_http_client.js
@@ -68,6 +68,8 @@ App.Http.Booking = (function () {
         };
 
         $.post(url, data).done((response) => {
+            $availableHours.empty();
+
             // The response contains the available hours for the selected provider and service. Fill the available
             // hours div with response data.
             if (response.length > 0) {