diff --git a/modules/format_activity.py b/modules/format_activity.py
index 6cbc14b6..2a01e5b0 100644
--- a/modules/format_activity.py
+++ b/modules/format_activity.py
@@ -9,8 +9,9 @@ class Module(ModuleManager.BaseModule):
             minimal=minimal, **kwargs)
 
     def _mode_symbols(self, user, channel, server):
-        modes = list(channel.get_user_status(user))
+        modes = list(channel.get_user_modes(user))
         if modes:
+            modes = [mode for mode in modes if mode in server.prefix_modes]
             modes.sort(key=lambda x: list(server.prefix_modes.keys()).index(x))
             return server.prefix_modes[modes[0]]
         return ""
diff --git a/src/IRCChannel.py b/src/IRCChannel.py
index 7bb26305..ddce0291 100644
--- a/src/IRCChannel.py
+++ b/src/IRCChannel.py
@@ -238,5 +238,5 @@ class Channel(IRCObject.Object):
     def has_mode(self, user: IRCUser.User, mode: str) -> bool:
         return user in self.modes.get(mode, [])
 
-    def get_user_status(self, user: IRCUser.User) -> typing.Set:
+    def get_user_modes(self, user: IRCUser.User) -> typing.Set:
         return self.user_modes.get(user, set([]))