diff --git a/Library/Homebrew/test/test_formula.rb b/Library/Homebrew/test/test_formula.rb
index 80980173ce..2b6e356d20 100644
--- a/Library/Homebrew/test/test_formula.rb
+++ b/Library/Homebrew/test/test_formula.rb
@@ -170,7 +170,7 @@ class FormulaTests < Test::Unit::TestCase
       bottle { sha1 TEST_SHA1 => bottle_tag }
 
       def initialize
-        super "test", Pathname.new(__FILE__)
+        super "test", Pathname.new(__FILE__).expand_path
       end
     end.new
 
diff --git a/Library/Homebrew/test/test_formula_install.rb b/Library/Homebrew/test/test_formula_install.rb
index 8ce9e1ae1e..cc42bff613 100644
--- a/Library/Homebrew/test/test_formula_install.rb
+++ b/Library/Homebrew/test/test_formula_install.rb
@@ -56,10 +56,10 @@ class InstallTests < Test::Unit::TestCase
 
   def test_script_install
     f = Class.new(ScriptFileFormula) do
-      url "file://#{__FILE__}"
+      url "file://#{File.expand_path(__FILE__)}"
       version "1"
       def initialize
-        super "test_script_formula", Pathname.new(__FILE__)
+        super "test_script_formula", Pathname.new(__FILE__).expand_path
       end
     end.new