diff --git a/framework/src/org/apache/cordova/FileUtils.java b/framework/src/org/apache/cordova/FileUtils.java
index 5c217c23..c3478065 100755
--- a/framework/src/org/apache/cordova/FileUtils.java
+++ b/framework/src/org/apache/cordova/FileUtils.java
@@ -782,14 +782,14 @@ public class FileUtils extends Plugin {
             File fp;
             fs.put("name", "temporary");
             if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
-                fs.put("root", Environment.getExternalStorageDirectory().getAbsolutePath() +
+                fs.put("root", "file://" + Environment.getExternalStorageDirectory().getAbsolutePath() +
                         "/Android/data/" + ctx.getPackageName() + "/cache/");
 
                 // Create the cache dir if it doesn't exist.
                 fp = new File(Environment.getExternalStorageDirectory().getAbsolutePath() +
                     "/Android/data/" + ctx.getPackageName() + "/cache/");
             } else {
-                fs.put("root", "/data/data/" + ctx.getPackageName() + "/cache/");
+                fs.put("root", "file:///data/data/" + ctx.getPackageName() + "/cache/");
                 // Create the cache dir if it doesn't exist.
                 fp = new File("/data/data/" + ctx.getPackageName() + "/cache/");
             }
@@ -797,11 +797,7 @@ public class FileUtils extends Plugin {
         }
         else if (type == PERSISTENT) {
             fs.put("name", "persistent");
-            if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
-                fs.put("root", Environment.getExternalStorageDirectory());
-            } else {
-                fs.put("root", "/data/data/" + ctx.getPackageName());
-            }
+            fs.put("root", "file:///data/data/" + ctx.getPackageName());
         }
         else {
             throw new IOException("No filesystem of type requested");