diff --git a/Gemfile.lock b/Gemfile.lock
index 79946b29b..fca49b6c9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -422,7 +422,7 @@ GEM
       sprockets (~> 2.8)
     stackprof (0.2.7)
     stringex (2.5.2)
-    therubyracer (0.12.1)
+    therubyracer (0.12.2)
       libv8 (~> 3.16.14.0)
       ref
     thin (1.6.3)
diff --git a/lib/freedom_patches/fix_rubyracer_memory_leak.rb b/lib/freedom_patches/fix_rubyracer_memory_leak.rb
deleted file mode 100644
index 2971797b8..000000000
--- a/lib/freedom_patches/fix_rubyracer_memory_leak.rb
+++ /dev/null
@@ -1,33 +0,0 @@
-## TODO: DELETE ME WHEN https://github.com/cowboyd/therubyracer/pull/336
-# is upstreamed and released
-#
-module V8
-  module Weak
-      class WeakValueMap
-        def initialize
-          @values = {}
-        end
-
-        def [](key)
-          if ref = @values[key]
-            ref.object
-          end
-        end
-
-        def []=(key, value)
-          ref = V8::Weak::Ref.new(value)
-          ObjectSpace.define_finalizer(value, self.class.ensure_cleanup(@values, key, ref))
-
-          @values[key] = ref
-        end
-
-        private
-
-        def self.ensure_cleanup(values,key,ref)
-          proc {
-            values.delete(key) if values[key] == ref
-          }
-        end
-      end
-  end
-end