diff --git a/net/wireless/db.txt b/net/wireless/db.txt
index 326a6f29c6bd..2afca0ab1c33 100644
--- a/net/wireless/db.txt
+++ b/net/wireless/db.txt
@@ -1134,10 +1134,11 @@ country TR: DFS-ETSI
 	(5490 - 5730 @ 160), (30), DFS
 	(5735 - 5875 @ 80), (14)
 
-country TT:
+country TT: DFS-FCC
 	(2402 - 2482 @ 40), (20)
-	(5170 - 5330 @ 160), (24)
-	(5490 - 5730 @ 160), (24)
+	(5170 - 5250 @ 80), (24)
+	(5250 - 5330 @ 80), (24), DFS
+	(5490 - 5730 @ 160), (24), DFS
 	(5735 - 5835 @ 80), (30)
 	# 60 gHz band channels 1-3, FCC
 	(57240 - 63720 @ 2160), (40)