diff --git a/netbox/ipam/filters.py b/netbox/ipam/filters.py
index af31dca29..c8f87a894 100644
--- a/netbox/ipam/filters.py
+++ b/netbox/ipam/filters.py
@@ -167,6 +167,17 @@ class PrefixFilter(CustomFieldFilterSet, django_filters.FilterSet):
         model = Prefix
         fields = ['family', 'is_pool']
 
+    def search(self, queryset, name, value):
+        if not value.strip():
+            return queryset
+        qs_filter = Q(description__icontains=value)
+        try:
+            prefix = str(IPNetwork(value.strip()).cidr)
+            qs_filter |= Q(prefix__net_contains_or_equals=prefix)
+        except (AddrFormatError, ValueError):
+            pass
+        return queryset.filter(qs_filter)
+
     def search_within(self, queryset, name, value):
         value = value.strip()
         if not value: