diff --git a/Rakefile b/Rakefile
index f0db9f7..8ab2d3c 100644
--- a/Rakefile
+++ b/Rakefile
@@ -17,8 +17,15 @@ namespace :blog do
     movies = movie_repo.listing
 
     movies.each do |movie|
+      record = movie_repo.by_url(url: movie.url)
+
+      next unless record.imdb_id.nil?
+
       page = Down.download(movie.url)
       match = page.read.match(/href=".+title\/(tt\d+)\/maindetails"/)
+
+      next unless match
+
       imdb_id = match[1]
 
       movie_repo.update(movie.id, {imdb_id: imdb_id})
diff --git a/slices/admin/repos/movie_repo.rb b/slices/admin/repos/movie_repo.rb
index 599d287..fc81dc1 100644
--- a/slices/admin/repos/movie_repo.rb
+++ b/slices/admin/repos/movie_repo.rb
@@ -7,6 +7,10 @@ module Admin
         movies.where(title: title, year: year).one
       end
 
+      def by_url(url:)
+        movies.where(url: url).one
+      end
+
       def listing
         movies.order(Sequel.lit("year desc")).to_a
       end