diff --git a/all/ipv6.txt b/all/ipv6.txt
index d546cae3..7d00495c 100644
--- a/all/ipv6.txt
+++ b/all/ipv6.txt
@@ -264645,6 +264645,8 @@
 2631:1:4f40::/48
 2631:1:4f80::/48
 2631:1:4fc0::/48
+2631:1:4fc1::/48
+2631:1:4fc2::/48
 2631:1:4fef::/48
 2631:1:4ff0::/48
 2631:1:4ff2::/48
diff --git a/all/ipv6_merged.txt b/all/ipv6_merged.txt
index 688e5db1..fb4a3333 100644
--- a/all/ipv6_merged.txt
+++ b/all/ipv6_merged.txt
@@ -11994,7 +11994,8 @@
 2631:1:4f00::/48
 2631:1:4f40::/48
 2631:1:4f80::/48
-2631:1:4fc0::/48
+2631:1:4fc0::/47
+2631:1:4fc2::/48
 2631:1:4fef::/48
 2631:1:4ff0::/48
 2631:1:4ff2::/48
diff --git a/amazon/ipv6.txt b/amazon/ipv6.txt
index 68653078..0b737935 100644
--- a/amazon/ipv6.txt
+++ b/amazon/ipv6.txt
@@ -2272,6 +2272,8 @@
 2631:1:4f40::/48
 2631:1:4f80::/48
 2631:1:4fc0::/48
+2631:1:4fc1::/48
+2631:1:4fc2::/48
 2631:1:4fef::/48
 2631:1:4ff0::/48
 2631:1:4ff2::/48
diff --git a/amazon/ipv6_merged.txt b/amazon/ipv6_merged.txt
index b7966bb0..fb022e5e 100644
--- a/amazon/ipv6_merged.txt
+++ b/amazon/ipv6_merged.txt
@@ -1632,7 +1632,8 @@
 2631:1:4f00::/48
 2631:1:4f40::/48
 2631:1:4f80::/48
-2631:1:4fc0::/48
+2631:1:4fc0::/47
+2631:1:4fc2::/48
 2631:1:4fef::/48
 2631:1:4ff0::/48
 2631:1:4ff2::/48