diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index 7916efce7188..0196b7fd130d 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -124,7 +124,7 @@ module_param_array(fst_excluded_list, int, NULL, 0);
 /*      The Am186CH/CC processors support a SmartDMA mode using circular pools
  *      of buffer descriptors. The structure is almost identical to that used
  *      in the LANCE Ethernet controllers. Details available as PDF from the
- *      AMD web site: http://www.amd.com/products/epd/processors/\
+ *      AMD web site: https://www.amd.com/products/epd/processors/\
  *                    2.16bitcont/3.am186cxfa/a21914/21914.pdf
  */
 struct txdesc {			/* Transmit descriptor */