diff --git a/apps/common/forms.py b/apps/common/forms.py
index 4fb6de03f..d164699fe 100644
--- a/apps/common/forms.py
+++ b/apps/common/forms.py
@@ -14,16 +14,16 @@ class BaseForm(forms.Form):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         for name, field in self.fields.items():
-            db_value = getattr(common_settings, name)
+            value = getattr(common_settings, name)
             # django_value = getattr(settings, name) if hasattr(settings, name) else None
 
-            if db_value is None: # and django_value is None:
+            if value is None:  # and django_value is None:
                 continue
 
-            if db_value is not None:
-                if isinstance(db_value, dict):
-                    db_value = json.dumps(db_value)
-                initial_value = db_value
+            if value is not None:
+                if isinstance(value, dict):
+                    value = json.dumps(value)
+                initial_value = value
             # elif django_value is False or django_value:
             #     initial_value = django_value
             else:
diff --git a/apps/common/templates/common/terminal_setting.html b/apps/common/templates/common/terminal_setting.html
index 0435e48e9..d29de997f 100644
--- a/apps/common/templates/common/terminal_setting.html
+++ b/apps/common/templates/common/terminal_setting.html
@@ -92,7 +92,7 @@
                                         {% endfor %}
                                         </tbody>
                                     </table>
-                                    <a href="{% url 'common:command-storage-create' %}" class="btn btn-primary">{% trans 'Add' %}</a>
+                                    <a href="{% url 'common:command-storage-create' %}" class="btn btn-primary btn-xs">{% trans 'Add' %}</a>
 
                                     <div class="hr-line-dashed"></div>
                                     <h3>{% trans "Replay storage" %}</h3>
@@ -114,7 +114,7 @@
                                         {% endfor %}
                                         </tbody>
                                     </table>
-                                    <a href="{% url 'common:replay-storage-create' %}" class="btn btn-primary">{% trans 'Add' %}</a>
+                                    <a href="{% url 'common:replay-storage-create' %}" class="btn btn-primary btn-xs">{% trans 'Add' %}</a>
 
                                     <div class="hr-line-dashed"></div>
                                 </form>
diff --git a/apps/jumpserver/settings.py b/apps/jumpserver/settings.py
index 4f469eed3..19419b769 100644
--- a/apps/jumpserver/settings.py
+++ b/apps/jumpserver/settings.py
@@ -323,7 +323,7 @@ EMAIL_HOST_USER = CONFIG.EMAIL_HOST_USER
 EMAIL_HOST_PASSWORD = CONFIG.EMAIL_HOST_PASSWORD
 EMAIL_USE_SSL = CONFIG.EMAIL_USE_SSL
 EMAIL_USE_TLS = CONFIG.EMAIL_USE_TLS
-EMAIL_SUBJECT_PREFIX = CONFIG.EMAIL_SUBJECT_PREFIX or ''
+EMAIL_SUBJECT_PREFIX = CONFIG.EMAIL_SUBJECT_PREFIX
 
 REST_FRAMEWORK = {
     # Use Django's standard `django.contrib.auth` permissions,