diff --git a/apps/terminal/models/applet/applet.py b/apps/terminal/models/applet/applet.py
index ccd1a8e52..cfc496397 100644
--- a/apps/terminal/models/applet/applet.py
+++ b/apps/terminal/models/applet/applet.py
@@ -148,6 +148,11 @@ class Applet(JMSBaseModel):
         shutil.copytree(path, pkg_path)
         return instance, serializer
 
+    @classmethod
+    def clear_host_prefer(cls):
+        prefer_key = 'applet_host_prefer_{}'.format("*")
+        cache.delete_pattern(prefer_key)
+
     def select_host(self, user, asset):
         hosts = self.hosts.filter(is_active=True)
         hosts = [host for host in hosts if host.load != 'offline']
diff --git a/apps/terminal/signal_handlers/applet.py b/apps/terminal/signal_handlers/applet.py
index 3b1239901..db02f4b0c 100644
--- a/apps/terminal/signal_handlers/applet.py
+++ b/apps/terminal/signal_handlers/applet.py
@@ -20,6 +20,8 @@ logger = get_logger(__file__)
 def on_applet_host_create(sender, instance, created=False, **kwargs):
     if not created:
         return
+    Applet.clear_host_prefer()
+
     applets = Applet.objects.all()
     instance.applets.set(applets)