diff --git a/Library/Homebrew/cmd/aspell-dictionaries.rb b/Library/Homebrew/cmd/aspell-dictionaries.rb
index eb29a5d2d4..8e9197bdae 100644
--- a/Library/Homebrew/cmd/aspell-dictionaries.rb
+++ b/Library/Homebrew/cmd/aspell-dictionaries.rb
@@ -32,7 +32,7 @@ module Homebrew
         resource "#{r.name}" do
           url "#{r.url}"
           mirror "#{r.mirrors.first}"
-          sha1 "#{r.cached_download.sha1}"
+          sha256 "#{r.cached_download.sha256}"
         end
 
       EOS