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 30917ce07d55beecedd0c73a468a91ad578f4734..f01324f1729b87166ea9793c2bf4f0890c11cda8 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
@@ -77,7 +77,7 @@ ARCHITECTURE rtl OF unb2c_board_system_info_reg IS
   CONSTANT c_nof_fixed_regs       : NATURAL := 2;  -- info, use_phy
   CONSTANT c_nof_design_name_regs : NATURAL := 13; -- design_name
   CONSTANT c_nof_stamp_regs       : NATURAL := 2;  -- date, time
-  CONSTANT c_nof_revision_id_regs : NATURAL := 9;  -- revision id, commit hash or id (hash: first 9 chars of the 40chars commit hash)
+  CONSTANT c_nof_revision_id_regs : NATURAL := 3;  -- revision id, commit hash or id (hash: first 9 chars of the 40chars commit hash)
   CONSTANT c_nof_design_note_regs : NATURAL := 13; -- note
 
   CONSTANT c_nof_regs      : NATURAL := c_nof_fixed_regs + c_nof_design_name_regs + c_nof_stamp_regs + c_nof_revision_id_regs + c_nof_design_note_regs;