diff --git a/static/js/main.js b/static/js/main.js
index 9fdb06c..73cda54 100644
--- a/static/js/main.js
+++ b/static/js/main.js
@@ -670,6 +670,16 @@ $('#treasure-popup-button').click((e) => {
 });
 
 $('#demande-button').click(function () {
+    amount = $('#demande-amount').val();
+    if (amount > 9) {
+        t = new TypeIt('#error-message-demande', {
+            speed: 100,
+            lifeLike: true
+        })
+        .type("Trop de crêpes, maximum c'est 9")
+        .go();
+        return;
+    }
     $.ajax({
         type: "POST",
         url: base_url + "addPrank",
@@ -677,7 +687,7 @@ $('#demande-button').click(function () {
             uid: localStorage.getItem('user'),
             token: localStorage.getItem('token'),
             type: "crêpe",
-            amount: $('#demande-amount').val(),
+            amount: amount,
             where: $('#demande-where').val(),
             supplement: $('#demande-supp').val(),
             note: $('#demande-notes').val(),