diff --git a/lib/ex.coffee b/lib/ex.coffee
index 3231748..f77a9f4 100644
--- a/lib/ex.coffee
+++ b/lib/ex.coffee
@@ -1,6 +1,7 @@
 path = require 'path'
+fs   = require 'fs-plus'
+
 CommandError = require './command-error'
-fs = require 'fs'
 
 trySave = (func) ->
   deferred = Promise.defer()
@@ -36,8 +37,9 @@ saveAs = (filePath) ->
   fs.writeFileSync(filePath, editor.getText())
 
 getFullPath = (filePath) ->
+  filePath = fs.normalize filePath
   return filePath if path.isAbsolute(filePath)
-  return path.join(atom.project.getPath(), filePath)
+  return path.join(atom.project.getPaths()[0], filePath)
 
 replaceGroups = (groups, replString) ->
   arr = replString.split('')
diff --git a/package.json b/package.json
index 3364f3e..6960bb2 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,8 @@
     "underscore-plus": "1.x",
     "event-kit": "^0.7.2",
     "space-pen": "^5.1.1",
-    "atom-space-pen-views": "^2.0.4"
+    "atom-space-pen-views": "^2.0.4",
+    "fs-plus": "^2.2.8"
   },
   "consumedServices": {
     "vim-mode": {