diff --git a/lib/radio/cordic/src/cordic_pkg.vhd b/lib/radio/cordic/src/cordic_pkg.vhd
index 8dbd116..d26d2b6 100644
--- a/lib/radio/cordic/src/cordic_pkg.vhd
+++ b/lib/radio/cordic/src/cordic_pkg.vhd
@@ -26,12 +26,10 @@ package cordic_pkg is
 	
 	constant max_iteration : integer := 80;
 	
-	type real_tbl_t is array (natural range <>) of real;
-	
 	-- Normalized Arctan table (for phases z = -1..+1)
 	-- MatLab command: arctan_tbl = (atan(2.^-(0:N-1))/pi)'
 	-- (Print format: long e, compact)
-	constant arctan_tbl : real_tbl_t (0 to max_iteration-1) :=
+	constant arctan_tbl : real_array_t (0 to max_iteration-1) :=
 	(
 		2.500000000000000e-001,
 		1.475836176504333e-001,
@@ -118,7 +116,7 @@ package cordic_pkg is
 	-- Gain correction table
 	-- MatLab command: gain_tbl = (1./cumprod(sqrt(1+2.^-(2*(0:N-1)))))'
 	-- (Print format: long e, compact)
-	constant gain_tbl : real_tbl_t (0 to max_iteration-1) :=
+	constant gain_tbl : real_array_t (0 to max_iteration-1) :=
 	(
 		7.071067811865475e-001,
 		6.324555320336759e-001,