diff --git a/lib/vagrant-env/config.rb b/lib/vagrant-env/config.rb
index ab59f37..f8a79c9 100644
--- a/lib/vagrant-env/config.rb
+++ b/lib/vagrant-env/config.rb
@@ -3,11 +3,33 @@
 module VagrantPlugins
   module Env
     class Config < Vagrant.plugin("2", :config)
-      attr_accessor :enable
-      def initialize
-        @enable = UNSET_VALUE
-        Dotenv.load
+
+      # Simple interface:
+      # config.env.enable __FILE__
+      def enable(vagrantfile = nil)
+        if vagrantfile
+          load File.dirname(vagrantfile) + '/.env'
+        else
+          # The default is .env in the current directory - but that may not be
+          # the same directory that the Vagrantfile is in
+          # https://github.com/gosuri/vagrant-env/issues/2
+          load
+        end
+      end
+
+      # Lower-level methods - proxy to Dotenv:
+      def load(*filenames)
+        Dotenv::load *filenames
+      end
+
+      def load!(*filenames)
+        Dotenv::load! *filenames
+      end
+
+      def overload(*filenames)
+        Dotenv::overload *filenames
       end
+
     end
   end
 end