diff --git a/docs/add_net.md b/docs/add_net.md
index 5cce43b..17b9c11 100644
--- a/docs/add_net.md
+++ b/docs/add_net.md
@@ -60,7 +60,7 @@ IPv6, and VLAN ID.  Each can be visually compared to the others.)
 |   7| 7              |  7              |192.168.7.0/24 |2001:db8:abcd:ef07::/64|
 | 101|11              | 11              |192.168.11.0/24|2001:db8:abcd:ef11::/64|
 | 205|25              | 25              |192.168.25.0/24|2001:db8:abcd:ef25::/64|
-| 900|90              | 90              |192.168.90.0/24|2001:db8:abcd:ef25::/64|
+| 900|90              | 90              |192.168.90.0/24|2001:db8:abcd:ef90::/64|
 
 ## Options
 
diff --git a/docs/add_v6_net.md b/docs/add_v6_net.md
index 11d049a..76a4252 100644
--- a/docs/add_v6_net.md
+++ b/docs/add_v6_net.md
@@ -56,7 +56,7 @@ IPv6 and VLAN ID.  Each can be visually compared to the other.)
 |   7|  7              |2001:db8:abcd:ef07::/64|
 | 101| 11              |2001:db8:abcd:ef11::/64|
 | 205| 25              |2001:db8:abcd:ef25::/64|
-| 900| 90              |2001:db8:abcd:ef25::/64|
+| 900| 90              |2001:db8:abcd:ef90::/64|
 
 ## Options