diff --git a/Formula/ponyc.rb b/Formula/ponyc.rb
index 0fbd779ba0..9c371193ec 100644
--- a/Formula/ponyc.rb
+++ b/Formula/ponyc.rb
@@ -26,8 +26,6 @@ class Ponyc < Formula
   depends_on :macos => :yosemite
   depends_on "pcre2"
 
-  needs :cxx11
-
   def install
     ENV.cxx11
     ENV["LLVM_CONFIG"] = "#{Formula["llvm@3.9"].opt_bin}/llvm-config"