diff --git a/registrasion/forms.py b/registrasion/forms.py
index 5027e068..5cada77a 100644
--- a/registrasion/forms.py
+++ b/registrasion/forms.py
@@ -61,5 +61,5 @@ class VoucherForm(forms.Form):
     voucher = forms.CharField(
         label="Voucher code",
         help_text="If you have a voucher code, enter it here",
-        required=True,
+        required=False,
     )
diff --git a/registrasion/views.py b/registrasion/views.py
index f7d0f9c5..5aefbfeb 100644
--- a/registrasion/views.py
+++ b/registrasion/views.py
@@ -33,7 +33,7 @@ def product_category(request, category_id):
         cat_form.disable_products_for_user(request.user)
         voucher_form = forms.VoucherForm(request.POST, prefix=VOUCHERS_FORM_PREFIX)
 
-        if voucher_form.is_valid():
+        if voucher_form.is_valid() and voucher_form.cleaned_data["voucher"].strip():
             # Apply voucher
             # leave
             voucher = voucher_form.cleaned_data["voucher"]