diff --git a/Aircraft/c172p/c172-sound.xml b/Aircraft/c172p/c172-sound.xml
index e4f162b05..ae780f127 100644
--- a/Aircraft/c172p/c172-sound.xml
+++ b/Aircraft/c172p/c172-sound.xml
@@ -241,9 +241,6 @@
/autopilot/KAP140/annunciators/beep/state
-
- 0.5
-