diff --git a/homebrew/prorab.rb.in b/homebrew/prorab.rb.in
index fd32126..42692b2 100644
--- a/homebrew/prorab.rb.in
+++ b/homebrew/prorab.rb.in
@@ -10,10 +10,10 @@ class Prorab < Formula
   # use gmake here because otherwise homebrew uses default Mac's make which is of too old version 3.81
   def install
     ENV['PATH'] += ':#{ENV['HOMEBREW_PREFIX']}/bin'
-    system "gmake", "--include-dir=#{ENV['HOMEBREW_PREFIX']}/include", "install", "PREFIX=#{prefix}"
+    system "#{ENV['HOMEBREW_PREFIX']}/opt/make/libexec/gnubin/make", "--include-dir=#{ENV['HOMEBREW_PREFIX']}/include", "install", "PREFIX=#{prefix}", "lint=off"
   end
   
   test do
-    system "gmake", "--include-dir=#{ENV['HOMEBREW_PREFIX']}/include", "test"
+    system "#{ENV['HOMEBREW_PREFIX']}/opt/make/libexec/gnubin/make", "--include-dir=#{ENV['HOMEBREW_PREFIX']}/include", "test"
   end
 end