diff --git a/script/fixes/060_fix_favgroup_posts.rb b/script/fixes/060_fix_favgroup_posts.rb
new file mode 100755
index 000000000..3528b82fd
--- /dev/null
+++ b/script/fixes/060_fix_favgroup_posts.rb
@@ -0,0 +1,12 @@
+#!/usr/bin/env ruby
+
+require_relative "../../config/environment"
+
+favgroups = FavoriteGroup.select("*, unnest(string_to_array(post_ids, ' '))::bigint AS post_id")
+favgroups = FavoriteGroup.select("*").from(favgroups).where("NOT EXISTS (SELECT 1 FROM posts WHERE id = post_id)")
+
+FavoriteGroup.transaction do
+  favgroups.each do |favgroup|
+    favgroup.remove!(favgroup.post_id)
+  end
+end