diff --git a/common/src/main/java/com/xypower/common/JSONUtils.java b/common/src/main/java/com/xypower/common/JSONUtils.java
index 982467b2..565f41de 100644
--- a/common/src/main/java/com/xypower/common/JSONUtils.java
+++ b/common/src/main/java/com/xypower/common/JSONUtils.java
@@ -2,6 +2,7 @@ package com.xypower.common;
 
 import android.content.Context;
 import android.os.Environment;
+import android.text.TextUtils;
 
 import org.json.JSONArray;
 import org.json.JSONException;
@@ -132,7 +133,7 @@ public class JSONUtils {
             return false;
         }
 
-        File configFile = new File(Environment.getExternalStorageDirectory(), path);
+        File configFile = new File(path.trim());
         if (!configFile.exists()) {
             if (val == null) {
                 // Should delete the config field