diff --git a/libraries/base/diag/src/vhdl/diag_pkg.vhd b/libraries/base/diag/src/vhdl/diag_pkg.vhd
index 348e80b0d34bba239db6e0532a8c2ed11ee087d2..395f04f16d56f34952ac24a445b1ef41fe0ce90f 100644
--- a/libraries/base/diag/src/vhdl/diag_pkg.vhd
+++ b/libraries/base/diag/src/vhdl/diag_pkg.vhd
@@ -174,6 +174,7 @@ PACKAGE diag_pkg IS
     tx_init   : STD_LOGIC_VECTOR(c_word_w -1 DOWNTO 0);  -- readback ctrl
     tx_ctrl   : STD_LOGIC_VECTOR(c_word_w -1 DOWNTO 0);
     rx_ctrl   : STD_LOGIC_VECTOR(c_word_w -1 DOWNTO 0);
+    rx_steps  : t_integer_arr(c_diag_seq_rx_reg_nof_steps-1 DOWNTO 0);
     tx_cnt    : STD_LOGIC_VECTOR(c_word_w -1 DOWNTO 0);  -- read cnt and stat
     rx_cnt    : STD_LOGIC_VECTOR(c_word_w -1 DOWNTO 0);
     rx_stat   : STD_LOGIC_VECTOR(c_word_w -1 DOWNTO 0);