diff --git a/templates/index.html b/templates/index.html
index 288550d..f57f071 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -24,7 +24,7 @@
     {% for i in range(polynomial.degree + 1) %}
     <div>
       <input required type="number" name="x{{i+1}}" placeholder="x{{i+1}}">
-      <input required type="number" name="y{{i+1}}" placeholder="y{{i+1}}">
+      <input required type="number" name="f({{i+1}})" placeholder="f({{i+1}})">
     </div>
     {% endfor %}
     <div style="padding: 5px 0">