diff --git a/libraries/io/mac_10g/io_mac_10g.vhd b/libraries/io/mac_10g/io_mac_10g.vhd
index bf6b849bad0939acc67ee0361e806d0fd6df4660..52d3379f825aff82182e41908dc5a10536219abc 100644
--- a/libraries/io/mac_10g/io_mac_10g.vhd
+++ b/libraries/io/mac_10g/io_mac_10g.vhd
@@ -54,8 +54,8 @@ ENTITY io_mac_10g IS
     -- MM
     mm_clk            : IN  STD_LOGIC;
     mm_rst            : IN  STD_LOGIC;
-    csr_mosi          : IN  t_mem_mosi;  -- CSR = control status register
-    csr_miso          : OUT t_mem_miso;
+    mac_mosi          : IN  t_mem_mosi;  -- CSR = control status register
+    mac_miso          : OUT t_mem_miso;
 
     -- ST
     tx_clk_312        : IN  STD_LOGIC := '0';   -- 312.5 MHz