diff --git a/design/smi.vhd b/design/smi.vhd
index 142325f..1a3d8c0 100644
--- a/design/smi.vhd
+++ b/design/smi.vhd
@@ -44,8 +44,8 @@ entity smi is
 		busy_o	    : out   std_logic;
 		data_o	    : out   std_logic_vector(15 downto 0);
 		data_o_strb : out   std_logic;
-		phyaddr_i   :	    std_logic_vector(4 downto 0);
-		regaddr_i   :	    std_logic_vector(4 downto 0);
+		phyaddr_i   : in    std_logic_vector(4 downto 0);
+		regaddr_i   : in    std_logic_vector(4 downto 0);
 		data_i	    : in    std_logic_vector(15 downto 0);
 		strb_i	    : in    std_logic;
 		rw_i	    : in    std_logic  --Read/write. 0=write, 1=read