diff --git a/apps/__init__.py b/apps/__init__.py
index c6491d9fa..7e96164aa 100644
--- a/apps/__init__.py
+++ b/apps/__init__.py
@@ -2,4 +2,4 @@
 # -*- coding: utf-8 -*-
 #
 
-__version__ = "1.3.1"
+__version__ = "1.3.2"
diff --git a/apps/assets/utils.py b/apps/assets/utils.py
index 367c5e5f7..cc4942ade 100644
--- a/apps/assets/utils.py
+++ b/apps/assets/utils.py
@@ -51,7 +51,6 @@ def test_gateway_connectability(gateway):
     client = paramiko.SSHClient()
     client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
     proxy = paramiko.SSHClient()
-    proxy.load_host_keys(os.path.expanduser('~/.ssh/known_hosts'))
     proxy.set_missing_host_key_policy(paramiko.AutoAddPolicy())
 
     try:
diff --git a/apps/ops/inventory.py b/apps/ops/inventory.py
index 6230e8167..b7d3ef487 100644
--- a/apps/ops/inventory.py
+++ b/apps/ops/inventory.py
@@ -86,6 +86,7 @@ class JMSInventory(BaseInventory):
         gateway = asset.domain.random_gateway()
         proxy_command_list = [
             "ssh", "-p", str(gateway.port),
+            "-o", "StrictHostKeyChecking=no",
             "{}@{}".format(gateway.username, gateway.ip),
             "-W", "%h:%p", "-q",
         ]
diff --git a/apps/templates/_footer.html b/apps/templates/_footer.html
index 53f0bfa0f..c78f0da33 100644
--- a/apps/templates/_footer.html
+++ b/apps/templates/_footer.html
@@ -1,6 +1,6 @@
 <div class="footer fixed">
     <div class="pull-right">
-        Version <strong>1.3.1-{% include '_build.html' %}</strong> GPLv2.
+        Version <strong>1.3.2-{% include '_build.html' %}</strong> GPLv2.
         <!--<img style="display: none" src="http://www.jumpserver.org/img/evaluate_avatar1.jpg">-->
     </div>
     <div>
diff --git a/apps/users/views/user.py b/apps/users/views/user.py
index 598726fc1..094d2ced2 100644
--- a/apps/users/views/user.py
+++ b/apps/users/views/user.py
@@ -109,13 +109,15 @@ class UserUpdateView(AdminUserRequiredMixin, SuccessMessageMixin, UpdateView):
 
     def form_valid(self, form):
         password = form.cleaned_data.get('password')
+        if not password:
+            return super().form_valid(form)
+
         is_ok = check_password_rules(password)
         if not is_ok:
             form.add_error(
                 "password", _("* Your password does not meet the requirements")
             )
             return self.form_invalid(form)
-
         return super().form_valid(form)
 
 
diff --git a/config_example.py b/config_example.py
index 45d4b00f3..0c8d87094 100644
--- a/config_example.py
+++ b/config_example.py
@@ -51,11 +51,6 @@ class Config:
     REDIS_HOST = '127.0.0.1'
     REDIS_PORT = 6379
     REDIS_PASSWORD = ''
-    BROKER_URL = 'redis://%(password)s%(host)s:%(port)s/3' % {
-        'password': REDIS_PASSWORD,
-        'host': REDIS_HOST,
-        'port': REDIS_PORT,
-    }
 
     def __init__(self):
         pass