diff --git a/app/musicmuster.py b/app/musicmuster.py
index 2d8022f..8218979 100755
--- a/app/musicmuster.py
+++ b/app/musicmuster.py
@@ -140,7 +140,7 @@ class SignalMonitor:
         )
 
     def show_signal(self, name: str, *args: Any) -> None:
-        log.debug(f"{name=}, args={args}")
+        log.debug(f"SIGNAL: {name=}, args={args}")
 
 
 @dataclass