diff --git a/easyconf_lemonbar/SignalRouter.py b/easyconf_lemonbar/SignalRouter.py
index b08ce86..6e7589d 100644
--- a/easyconf_lemonbar/SignalRouter.py
+++ b/easyconf_lemonbar/SignalRouter.py
@@ -6,8 +6,9 @@ class SignalRouter:
         self.signal_thread_dictionary = {}
 
     def __route_signal(self, signal, frame):
-        pthread_kill(self.signal_thread_dictionary[signal], signal)
+        for thread_ident in self.signal_thread_dictionary[signal]:
+            pthread_kill(thread_ident, signal)
 
     def register_signal_thread(self, signal, thread_ident):
-        self.signal_thread_dictionary[signal] = thread_ident
+        self.signal_thread_dictionary.setdefault(signal, []).append(thread_ident)
         sigsignal(signal, self.__route_signal)