diff --git a/libs/ardour/ardour/rc_configuration_vars.h b/libs/ardour/ardour/rc_configuration_vars.h
index a7090cb779..23973f6a1a 100644
--- a/libs/ardour/ardour/rc_configuration_vars.h
+++ b/libs/ardour/ardour/rc_configuration_vars.h
@@ -155,7 +155,7 @@ CONFIG_VARIABLE (MeterLineUp, meter_line_up_din, "meter-line-up-din", MeteringLi
 CONFIG_VARIABLE (float, meter_peak, "meter-peak", 0.0f)
 CONFIG_VARIABLE (bool, meter_style_led, "meter-style-led", true)
 CONFIG_VARIABLE (bool, show_editor_meter, "show-editor-meter", true)
-CONFIG_VARIABLE (double, waveform_clip_level, "waveform-clip-level", 0.98853)
+CONFIG_VARIABLE (double, waveform_clip_level, "waveform-clip-level", -0.0933967) /* units of dB */
 
 /* miscellany */