diff --git a/Formula/elm.rb b/Formula/elm.rb
index fc85cb3dc2..6a3e5dc005 100644
--- a/Formula/elm.rb
+++ b/Formula/elm.rb
@@ -37,7 +37,7 @@ class Elm < Formula
     sha256 "428fb7d2719fee543d9cc8a5e25d0cbd697fe447e585e322f01f29f35fcc1011" => :yosemite
   end
 
-  depends_on "ghc" => :build
+  depends_on "ghc@8.0" => :build
   depends_on "cabal-install" => :build
 
   def install