diff --git a/lib/radio/cordic/src/cordic_pipe_top.vhd b/lib/radio/cordic/src/cordic_pipe_top.vhd
index 94eea52..59bec98 100644
--- a/lib/radio/cordic/src/cordic_pipe_top.vhd
+++ b/lib/radio/cordic/src/cordic_pipe_top.vhd
@@ -32,7 +32,7 @@ entity cordic_pipe_top is
 Generic
 (
 	cordic_mode			: cordic_mode_t := cordic_mode_rotate;
-	z_range				: real := pi;
+	z_range				: real := 1.0;
 	gain_corr_mode		: gain_corr_mode_t := gain_mode_disabled;
 	nstages				: integer := 18;
 	nbits_x_in			: integer := 18;