diff --git a/Library/Homebrew/build.rb b/Library/Homebrew/build.rb
index 7072bd2679..77500189bb 100755
--- a/Library/Homebrew/build.rb
+++ b/Library/Homebrew/build.rb
@@ -76,8 +76,8 @@ end
 
 def pre_superenv_hacks f
   # fontforge needs 10.7 SDK, wine 32 bit, graphviz has mysteriously missing symbols
-  # and ruby/python etc. create gem/pip that then won't work
-  stdenvs = %w{fontforge python python3 ruby ruby-enterprise-edition jruby wine graphviz}
+  # and ruby/python/ghc etc. create gem/pip that then won't work
+  stdenvs = %w{fontforge python python3 ruby ruby-enterprise-edition jruby wine graphviz ghc}
   ARGV.unshift '--env=std' if (stdenvs.include?(f.name) or
     f.recursive_deps.detect{|d| d.name == 'scons' }) and
     not ARGV.include? '--env=super'