diff --git a/src/eth/rtl/taxi_axis_baser_rx_64.sv b/src/eth/rtl/taxi_axis_baser_rx_64.sv
index 993b6fd..3db8dcf 100644
--- a/src/eth/rtl/taxi_axis_baser_rx_64.sv
+++ b/src/eth/rtl/taxi_axis_baser_rx_64.sv
@@ -689,12 +689,6 @@ always_ff @(posedge clk) begin
             delay_type <= INPUT_TYPE_DATA;
         end else if (encoded_rx_hdr == SYNC_CTRL) begin
             case (encoded_rx_data[7:4])
-                BLOCK_TYPE_START_4[7:4]: delay_type <= INPUT_TYPE_START_0;
-                BLOCK_TYPE_OS_START[7:4]: delay_type <= INPUT_TYPE_START_0;
-                BLOCK_TYPE_TERM_0[7:4]: delay_type <= INPUT_TYPE_TERM_4;
-                BLOCK_TYPE_TERM_1[7:4]: delay_type <= INPUT_TYPE_TERM_5;
-                BLOCK_TYPE_TERM_2[7:4]: delay_type <= INPUT_TYPE_TERM_6;
-                BLOCK_TYPE_TERM_3[7:4]: delay_type <= INPUT_TYPE_TERM_7;
                 BLOCK_TYPE_TERM_4[7:4]: delay_type <= INPUT_TYPE_TERM_0;
                 BLOCK_TYPE_TERM_5[7:4]: delay_type <= INPUT_TYPE_TERM_1;
                 BLOCK_TYPE_TERM_6[7:4]: delay_type <= INPUT_TYPE_TERM_2;