diff --git a/contest/tests.py b/contest/tests.py
index 4c160049a..a92e09ae5 100644
--- a/contest/tests.py
+++ b/contest/tests.py
@@ -79,7 +79,7 @@ def test_regular_user_validate_contest_password(self):
         self.create_user("test", "test123")
         url = self.reverse("contest_password_api")
         resp = self.client.post(url, {"contest_id": self.contest.id, "password": "error_password"})
-        self.assertDictEqual(resp.data, {"error": "error", "data": "Wrong password"})
+        self.assertDictEqual(resp.data, {"error": "error", "data": "Wrong password or password expired"})
 
         resp = self.client.post(url, {"contest_id": self.contest.id, "password": DEFAULT_CONTEST_DATA["password"]})
         self.assertSuccess(resp)
diff --git a/fps/parser.py b/fps/parser.py
index 63d3559e5..5d4233116 100644
--- a/fps/parser.py
+++ b/fps/parser.py
@@ -17,9 +17,9 @@ def __init__(self, fps_path=None, string_data=None):
             self._ertree = ET.fromstring(string_data).getroot()
         else:
             raise ValueError("You must tell me the file path or directly give me the data for the file")
-        version = self._etree.attrib.get("version", "No Version")
-        if version not in ["1.1", "1.2"]:
-            raise ValueError("Unsupported version '" + version + "'")
+        self.version = self._etree.attrib.get("version", "No Version")
+        if self.version not in ["1.1", "1.2"]:
+            raise ValueError("Unsupported version '" + self.version + "'")
 
     @property
     def etree(self):
@@ -52,7 +52,11 @@ def _parse_one_problem(self, node):
                 if unit not in ["s", "ms"]:
                     raise ValueError("Invalid time limit unit")
                 problem["time_limit"]["unit"] = item.attrib.get("unit", "s")
-                value = int(item.text)
+                value = 0
+                if self.version != "1.1":
+                    value = float(item.text)
+                else:
+                    value = int(item.text)
                 if value <= 0:
                     raise ValueError("Invalid time limit value")
                 problem["time_limit"]["value"] = value
diff --git a/problem/views/admin.py b/problem/views/admin.py
index af66dc3db..1b0abf36d 100644
--- a/problem/views/admin.py
+++ b/problem/views/admin.py
@@ -1,7 +1,6 @@
 import hashlib
 import json
 import os
-import shutil
 import tempfile
 import zipfile
 from wsgiref.util import FileWrapper
@@ -676,10 +675,10 @@ def post(self, request):
             with tempfile.NamedTemporaryFile("wb") as tf:
                 for chunk in file.chunks(4096):
                     tf.file.write(chunk)
-                
+
                 tf.file.flush()
                 os.fsync(tf.file)
-                
+
                 problems = FPSParser(tf.name).parse()
         else:
             return self.error("Parse upload file error")
diff --git a/utils/constants.py b/utils/constants.py
index ac0c97b62..749b20da7 100644
--- a/utils/constants.py
+++ b/utils/constants.py
@@ -33,4 +33,4 @@ class Difficulty(Choices):
     HIGH = "High"
 
 
-CONTEST_PASSWORD_SESSION_KEY = "contest_password"
\ No newline at end of file
+CONTEST_PASSWORD_SESSION_KEY = "contest_password"