diff --git a/app/controllers/list_controller.rb b/app/controllers/list_controller.rb
index 45a2d1aaad7..55bdac73f1b 100644
--- a/app/controllers/list_controller.rb
+++ b/app/controllers/list_controller.rb
@@ -82,6 +82,7 @@ class ListController < ApplicationController
     end
 
     define_method("category_#{filter}") do
+      canonical_url "#{Discourse.base_url}#{@category.url}"
       self.send(filter, { category: @category.id })
     end
 
@@ -90,6 +91,7 @@ class ListController < ApplicationController
     end
 
     define_method("parent_category_category_#{filter}") do
+      canonical_url "#{Discourse.base_url}#{@category.url}"
       self.send(filter, { category: @category.id })
     end