diff --git a/datacenterlight/templates/datacenterlight/includes/_calculator_form.html b/datacenterlight/templates/datacenterlight/includes/_calculator_form.html
index 6306357e..d25e9df2 100644
--- a/datacenterlight/templates/datacenterlight/includes/_calculator_form.html
+++ b/datacenterlight/templates/datacenterlight/includes/_calculator_form.html
@@ -58,7 +58,7 @@
             <div class="description input">
                 <i class="fa fa-minus-circle left" data-minus="ram" aria-hidden="true"></i>
                 <input id="ramValue" class="input-price select-number" type="number" min="{% if min_ram %}0{% else %}1{% endif %}" max="200" name="ram"
-                       data-error="{% blocktrans with min_ram=min_ram %}Please enter a value in range {{min_ram}} - 200.{% endblocktrans %}" required step="any">
+                       data-error="{% blocktrans with min_ram=min_ram %}Please enter a value in range {{min_ram}} - 200.{% endblocktrans %}" required step="1">
                 <span> GB RAM</span>
                 <i class="fa fa-plus-circle right" data-plus="ram" aria-hidden="true"></i>
             </div>