diff --git a/lib/radio/nco/src/tb_nco_lut.vhd b/lib/radio/nco/src/tb_nco_lut.vhd
index f2d930a..05f46b0 100644
--- a/lib/radio/nco/src/tb_nco_lut.vhd
+++ b/lib/radio/nco/src/tb_nco_lut.vhd
@@ -68,7 +68,7 @@ ARCHITECTURE behavior OF tb_nco IS
 	END COMPONENT;
 
 	--Constants
-	constant f : REAL := 4.1667E6;
+	constant f : REAL := 15.0E6;
 	constant df : REAL := 10.0E3;
 	constant fa : REAL := 100.0E6;
 	constant PERIOD : time := 10 ns;