diff --git a/app/builder.py b/app/builder.py
index d09554e..c6843e1 100644
--- a/app/builder.py
+++ b/app/builder.py
@@ -322,7 +322,7 @@ def build(site_id,mirror=False):
         totals+=1
     # Static pagination: large product collections must not embed 5,000 cards
     # in one HTML page. Every item remains reachable, including in the sitemap.
-    LIST_PAGE_SIZE=100
+    LIST_PAGE_SIZE=20
     def render_paginated(page,items):
         root_route=page['route'].rstrip('/')+'/'
         pages=max(1,(len(items)+LIST_PAGE_SIZE-1)//LIST_PAGE_SIZE)