diff --git a/syn/UartRx.vhd b/syn/UartRx.vhd
index 5a0185d..daa0f45 100644
--- a/syn/UartRx.vhd
+++ b/syn/UartRx.vhd
@@ -49,11 +49,6 @@ end entity UartRx;
 architecture rtl of UartRx is
 
 
-  function odd_parity (data : in std_logic_vector(DATA_LENGTH-1 downto 0)) return std_logic is
-  begin
-    return not xor_reduce(data);
-  end function odd_parity;
-
   function to_integer (data : in boolean) return integer is
   begin
     if data then
diff --git a/syn/UartTx.vhd b/syn/UartTx.vhd
index 28d0be1..3a8a202 100644
--- a/syn/UartTx.vhd
+++ b/syn/UartTx.vhd
@@ -48,11 +48,6 @@ end entity UartTx;
 architecture rtl of UartTx is
 
 
-  function odd_parity (data : in std_logic_vector(DATA_LENGTH-1 downto 0)) return std_logic is
-  begin
-    return not xor_reduce(data);
-  end function odd_parity;
-
   function to_integer (data : in boolean) return integer is
   begin
     if data then