diff --git a/des/rtl/vhdl/des.vhd b/des/rtl/vhdl/des.vhd
index bb3dd6b..ede2a32 100644
--- a/des/rtl/vhdl/des.vhd
+++ b/des/rtl/vhdl/des.vhd
@@ -380,7 +380,6 @@ begin
         v_mode    := NOP;
         s_accept  <= '0';
         s_valid   <= '0';
-        --data_o    <= (others => '0');
       elsif rising_edge(clk_i) then
         case v_rnd_cnt is
 
@@ -388,7 +387,6 @@ begin
           when 0 =>
             s_accept <= '1';
             s_valid  <= '0';
-            --data_o   <= (others => '0');
             if (valid_i = '1' and s_accept = '1') then
               s_accept  <= '0';
               s_valid   <= '0';
@@ -613,7 +611,6 @@ begin
 
           when 17 =>
             s_valid <= '1';
-            data_o  <= ipn(s_r & s_l);
             if (s_valid = '1') then
               if(accept_i = '1') then
                 s_valid   <= '0';