diff --git a/Formula/aterm.rb b/Formula/aterm.rb
index b9f041c8896..125b41610ae 100644
--- a/Formula/aterm.rb
+++ b/Formula/aterm.rb
@@ -1,14 +1,13 @@
 require 'formula'
 
 class Aterm < Formula
-  url 'ftp://ftp.stratego-language.org/pub/stratego/StrategoXT/strategoxt-0.17/aterm-2.5.tar.gz'
   homepage 'http://strategoxt.org/Tools/ATermFormat'
+  url 'ftp://ftp.stratego-language.org/pub/stratego/StrategoXT/strategoxt-0.17/aterm-2.5.tar.gz'
   md5 '33ddcb1a229baf406ad1f603eb1d5995'
 
   def install
     system "./configure", "--prefix=#{prefix}"
-    # The build fails mysteriously with -j4
-    ENV.j1
+    ENV.j1 # Parallel builds don't work
     system "make install"
   end
 end