diff --git a/app/aligner.py b/app/aligner.py
index e6458f4..9365b0c 100644
--- a/app/aligner.py
+++ b/app/aligner.py
@@ -4,8 +4,25 @@ from ahserver.webapp import webapp
 from ahserver.filestorage import FileStorage
 from appPublic.worker import awaitify
 from appPublic.jsonConfig import getConfig
+from appPublic.registerfunction import RegisterFunction
 
-async def align(audio_webpath, text):
+async def align(request, *params, params_kw={}):
+    audio_webpath = params_kw.audio_path
+    text = params_kw.text
+    if audio_webpath is None:
+        return {
+            "status": "error",
+            "data": {
+                "message": "audio_path is None"
+            }
+        }
+    if text is None:
+        return {
+            "status": "error",
+            "data": {
+                "message": "text is None"
+            }
+        }
     env = ServerEnv()
     fs = FileStorage()
     audio_path = fs.realPath(audio_webpath)
@@ -30,10 +47,11 @@ async def align(audio_webpath, text):
     return sentences           
 
 def init():
+    rf = RegisterFunction()
+    rf.register('align', align)
     env = ServerEnv()
     config = getConfig()
     env.align_engine = AlignEngine(config.align_model)
-    env.align = align
 
 if __name_ == '__main__':
     webapp(init)
diff --git a/conf/config.json b/conf/config.json
index acbeec7..2841240 100644
--- a/conf/config.json
+++ b/conf/config.json
@@ -28,8 +28,8 @@
                 "leading":"/idfile",
                 "registerfunction":"idfile"
             },{
-                "leading":"/i18n_getmsgs",
-                "registerfunction":"i18n"
+                "leading":"/align",
+                "registerfunction":"align"
             }
         ]
     }