diff --git a/billing/filters.py b/billing/filters.py
index 858e6c4..07cc71a 100644
--- a/billing/filters.py
+++ b/billing/filters.py
@@ -3,8 +3,8 @@ from .models import Payment
 
 
 class PaymentFilter(django_filters.FilterSet):
-    amount = django_filters.NumericRangeFilter(field_name="amount")
-    number_of_months = django_filters.NumericRangeFilter(field_name="number_of_months")
+    amount = django_filters.RangeFilter(field_name="amount")
+    number_of_months = django_filters.RangeFilter(field_name="number_of_months")
     paid = django_filters.BooleanFilter(field_name="paid")
     method = django_filters.ChoiceFilter(
         choices=Payment.PAYMENT_TYPES, lookup_expr="iexact"
diff --git a/devices/filters.py b/devices/filters.py
index f412a2b..ad7ea80 100644
--- a/devices/filters.py
+++ b/devices/filters.py
@@ -5,6 +5,7 @@ from .models import Device
 class DeviceFilter(django_filters.FilterSet):
     name = django_filters.CharFilter(lookup_expr="icontains")
     mac = django_filters.CharFilter(lookup_expr="icontains")
+    vendor = django_filters.CharFilter(lookup_expr="icontains")
     user = django_filters.CharFilter(
         field_name="user__last_name", lookup_expr="icontains"
     )