diff --git a/boards/uniboard2c/libraries/unb2c_board/src/vhdl/unb2c_board_system_info_reg.vhd b/boards/uniboard2c/libraries/unb2c_board/src/vhdl/unb2c_board_system_info_reg.vhd
index f01324f1729b87166ea9793c2bf4f0890c11cda8..59041e163befc5259e6e07f4874bfabfcdaced9a 100644
--- a/boards/uniboard2c/libraries/unb2c_board/src/vhdl/unb2c_board_system_info_reg.vhd
+++ b/boards/uniboard2c/libraries/unb2c_board/src/vhdl/unb2c_board_system_info_reg.vhd
@@ -92,7 +92,7 @@ ARCHITECTURE rtl OF unb2c_board_system_info_reg IS
   CONSTANT c_use_phy       : STD_LOGIC_VECTOR(c_use_phy_w-1 DOWNTO 0) := (OTHERS=> '0'); -- Unused but keep for compatibillity
 
   CONSTANT c_design_name : t_slv_32_arr(0 TO c_nof_design_name_regs-1) := str_to_ascii_slv_32_arr(g_design_name, c_nof_design_name_regs);
-  CONSTANT c_revision_id : t_slv_32_arr(0 TO c_nof_revision_id_regs-1) := str_to_ascii_slv_32_arr((RADIOHDL_BUILD_DIR, c_nof_revision_id_regs);
+  CONSTANT c_revision_id : t_slv_32_arr(0 TO c_nof_revision_id_regs-1) := str_to_ascii_slv_32_arr((g_revision_id, c_nof_revision_id_regs);
   CONSTANT c_design_note : t_slv_32_arr(0 TO c_nof_design_note_regs-1) := str_to_ascii_slv_32_arr(g_design_note, c_nof_design_note_regs);
  
 BEGIN