diff --git a/dvi_tb.v b/dvi_tb.v
index cc2ff06..2716197 100644
--- a/dvi_tb.v
+++ b/dvi_tb.v
@@ -5,13 +5,13 @@ module testbench();
 
 	always #10 clk = ~clk;
 
-	wire [15:0] addr;
+	wire [23:0] addr;
 	wire [11:0] d;
 	wire        ck, de, hs, vs;
 
 	dvi display (
 		.bus_clk (clk),
-		.bus_data(addr),
+		.bus_data(addr[15:0]),
 		.bus_addr(addr),
 
 		.reset   (1'b0),