diff --git a/sdga/authv1.py b/sdga/authv1.py
index 87e6d9b..09057bd 100644
--- a/sdga/authv1.py
+++ b/sdga/authv1.py
@@ -5,12 +5,12 @@ import re
 
 def DownloadOrder():
     ua = 'Windows/3.0'
-    content = b'title_id=SDGA&title_ver=1.50&serial=A63E01E0048&encode=UTF-8'
+    content = b'game_id=SDGA&ver=1.50&serial=A63E01E0048&encode=UTF-8'
     body = base64.b64encode(zlib.compress(content))
     http = urllib3.PoolManager()
     r = http.request(
         'POST',
-        'https://naominet.jp/sys/servlet/DownloadOrder',
+        'http://naominet.jp/sys/servlet/DownloadOrder',
         body = body,
         headers = {
             'Pragma': 'DFI',
@@ -19,12 +19,13 @@ def DownloadOrder():
         }
     )
     resp_data = r.data
-    response = zlib.decompress(base64.b64decode(resp_data))
+    response = zlib.decompress(base64.b64decode(resp_data)).decode()
     return response
 
 def uri():
     data = DownloadOrder()
-    endpoint = re.findall("https://[^&s]+", data)[0]
+    pattern = r"https://[^\s]+"
+    endpoint = re.search(pattern, data).group()
     http = urllib3.PoolManager()
     r = http.request(
         'GET',
@@ -33,7 +34,8 @@ def uri():
             'User-Agent': 'A63E01E0000',
         }
     )
-    response = r.data
+    resp_data = r.data
+    response = resp_data.decode()
     return response
 
 if __name__ == "__main__":