diff --git a/backend/app/controllers/posts_controller.rb b/backend/app/controllers/posts_controller.rb
index 6877c70..b6e7d5d 100644
--- a/backend/app/controllers/posts_controller.rb
+++ b/backend/app/controllers/posts_controller.rb
@@ -110,7 +110,8 @@ class PostsController < ApplicationController
     original_created_before = params[:original_created_before]
 
     post = Post.find(params[:id].to_i)
-    tags = post.tags.where(category: 'nico').to_a + Tag.normalise_tags(tag_names)
+    tags = post.tags.where(category: 'nico').to_a +
+           Tag.normalise_tags(tag_names, with_tagme: false)
     if post.update(title:, tags:, original_created_from:, original_created_before:)
       render json: post.as_json(include: { tags: { only: [:id, :name, :category, :post_count] } }),
              status: :ok
diff --git a/backend/app/models/tag.rb b/backend/app/models/tag.rb
index 137afff..e80baff 100644
--- a/backend/app/models/tag.rb
+++ b/backend/app/models/tag.rb
@@ -57,7 +57,7 @@ class Tag < ApplicationRecord
         end
       end
     end
-    tags << Tag.tagme if with_tagme && tags.size < 20 && tags.none?(Tag.tagme)
+    tags << Tag.tagme if with_tagme && tags.size < 10 && tags.none?(Tag.tagme)
     tags.uniq
   end
 
diff --git a/backend/lib/tasks/sync_nico.rake b/backend/lib/tasks/sync_nico.rake
index a8601c5..9fe28fb 100644
--- a/backend/lib/tasks/sync_nico.rake
+++ b/backend/lib/tasks/sync_nico.rake
@@ -51,7 +51,7 @@ namespace :nico do
             end
             tags_to_add.concat([tag] + tag.linked_tags)
           end
-          tags_to_add << Tag.tagme if post.tags.size < 20
+          tags_to_add << Tag.tagme if post.tags.size < 10
           tags_to_add << Tag.bot
           post.tags = (post.tags + tags_to_add).uniq
         end