diff --git a/base.fgd b/base.fgd
index 9852588..fd978d9 100644
--- a/base.fgd
+++ b/base.fgd
@@ -5295,6 +5295,7 @@
 		16: "[16] Swallows sounds routed through speakers" : 0
 		32: "[32] Hears explosions" : 0
 		64: "[64] Ignores non-attenuated sounds" : 0
+		128 : "[128] Hears sentences (Combine dialogue, etc.)" : 1
 	]
 
 	Sensitivity(float) : "Sensitivity (0 - 10)" : 1 : "Microphone sensitivity, 0=deaf, 1=default, 10=extremely sensitive). Only applicable in Measuring mode."