diff --git a/Library/Homebrew/test/test_os_mac_dependency_collector.rb b/Library/Homebrew/test/test_os_mac_dependency_collector.rb
index 6175e8019c..05b466c945 100644
--- a/Library/Homebrew/test/test_os_mac_dependency_collector.rb
+++ b/Library/Homebrew/test/test_os_mac_dependency_collector.rb
@@ -26,13 +26,13 @@ class OSMacDependencyCollectorTests < Homebrew::TestCase
 
   def test_ant_dep_mavericks_or_newer
     MacOS.stubs(:version).returns(MacOS::Version.new("10.9"))
-    @d.add :ant => :build
+    @d.add ant: :build
     assert_equal find_dependency("ant"), Dependency.new("ant", [:build])
   end
 
   def test_ant_dep_pre_mavericks
     MacOS.stubs(:version).returns(MacOS::Version.new("10.7"))
-    @d.add :ant => :build
+    @d.add ant: :build
     assert_nil find_dependency("ant")
   end
 end