diff --git a/templates/ergo.html.tera b/templates/ergo.html.tera
index f0d8611..6fdc9d2 100644
--- a/templates/ergo.html.tera
+++ b/templates/ergo.html.tera
@@ -48,7 +48,7 @@
               </select>
             </div>
             
-             {{ macros::input(label="Distanz [m]", name="result", required=true, type="text", class="input rounded-md") }}
+             {{ macros::input(label="Distanz [m]", name="result", required=true, type="number", class="input rounded-md") }}
 
             <div>
               <label for="file-thirty" class="text-sm text-gray-600">Ergebnis-Foto vom Ergo-Display</label>
@@ -79,7 +79,7 @@
               </select>
             </div>
             
-             {{ macros::input(label="Zeit [(hh:)mm:ss]/Distanz [m]", name="result", required=true, type="text", class="input rounded-md") }}
+             {{ macros::input(label="Zeit [(hh:)mm:ss]/Distanz [m]", name="result", required=true, type="text", class="input rounded-md", pattern="(?:\d+:\d{2}:\d{2}\.\d+|\d{1,2}:\d{2}\.\d+|\d+(\.\d+)?)") }}
 
             <div>
               <label for="file-dozen" class="text-sm text-gray-600">Ergebnis-Foto vom Ergo-Display</label>
diff --git a/templates/includes/macros.html.tera b/templates/includes/macros.html.tera
index a051759..2b5e200 100644
--- a/templates/includes/macros.html.tera
+++ b/templates/includes/macros.html.tera
@@ -150,10 +150,10 @@
   <div class="h-8"></div>
 {% endmacro header %}
 
-{% macro input(label, name, type, required=false, class='rounded-md', value='', min='', hide_label=false, id='', autofocus=false, wrapper_class='') %}
+{% macro input(label, name, type, required=false, class='rounded-md', value='', min='', hide_label=false, id='', autofocus=false, wrapper_class='', pattern='') %}
 	<div class="{{wrapper_class}}">
 		<label for="{{ name }}" class="{% if hide_label %} sr-only {% else %} text-sm text-gray-600 {% endif %}">{{ label }}</label>
-		<input {% if id %} id="{{ id }}" {% else %} id="{{ name }}" {% endif %} name="{{ name }}" type="{{ type }}" {% if required %} required {% endif %} value="{{ value }}" class="input {{ class }}" placeholder="{% if hide_label %}{{ label }}{% endif %}" {% if min is defined %} min="{{ min }}" {% endif %} {% if autofocus %} autofocus {% endif %}>
+		<input {% if id %} id="{{ id }}" {% else %} id="{{ name }}" {% endif %} name="{{ name }}" type="{{ type }}" {% if required %} required {% endif %} value="{{ value }}" class="input {{ class }}" placeholder="{% if hide_label %}{{ label }}{% endif %}" {% if min is defined %} min="{{ min }}" {% endif %} {% if autofocus %} autofocus {% endif %}{% if pattern %}pattern="{{ pattern }}"{% endif %}>
 	</div>
 {% endmacro input %}