diff --git a/simplevga.v b/simplevga.v
index 651f521..4fe3d7d 100644
--- a/simplevga.v
+++ b/simplevga.v
@@ -97,8 +97,8 @@
         .box_y1(box_y1),
         .box_y2(box_y2),    
         .box_color(box_color),      //1 bit for each color  Foreground and background
-        .VGA_HS(O_VGA_HS),       // horizontal sync output
-        .VGA_VS(O_VGA_VS),       // vertical sync output
+        .VGA_HS(O_VGA_HS),       	// horizontal sync output
+        .VGA_VS(O_VGA_VS),       	// vertical sync output
         .VGA_R(O_VGA_R),            // 1-bit VGA red output
         .VGA_G(O_VGA_G),            // 1-bit VGA green output
         .VGA_B(O_VGA_B)             // 1-bit VGA blue output