diff --git a/all/ipv6.txt b/all/ipv6.txt
index 4baad113..1ed16946 100644
--- a/all/ipv6.txt
+++ b/all/ipv6.txt
@@ -14190,6 +14190,7 @@
 2605:9cc0:1ff0:2800::/56
 2605:9cc0:1ff0:4000::/54
 2605:9cc0:1ff0:8000::/56
+2605:9cc0:1ff0:8100::/56
 2605:9cc0:1ff0:f800::/56
 2605:9cc0:1ff0::/56
 2605:9cc0:1fff:fc00::/54
diff --git a/all/ipv6_merged.txt b/all/ipv6_merged.txt
index bfb4f5f3..ef24d140 100644
--- a/all/ipv6_merged.txt
+++ b/all/ipv6_merged.txt
@@ -1878,7 +1878,7 @@
 2605:9cc0:1ff0:2300::/56
 2605:9cc0:1ff0:2800::/56
 2605:9cc0:1ff0:4000::/54
-2605:9cc0:1ff0:8000::/56
+2605:9cc0:1ff0:8000::/55
 2605:9cc0:1ff0:f800::/56
 2605:9cc0:1ff0::/56
 2605:9cc0:1fff:fc00::/54
diff --git a/amazon/ipv6.txt b/amazon/ipv6.txt
index b1f9ab5a..35b43811 100644
--- a/amazon/ipv6.txt
+++ b/amazon/ipv6.txt
@@ -1084,6 +1084,7 @@
 2605:9cc0:1ff0:2800::/56
 2605:9cc0:1ff0:4000::/54
 2605:9cc0:1ff0:8000::/56
+2605:9cc0:1ff0:8100::/56
 2605:9cc0:1ff0:f800::/56
 2605:9cc0:1ff0::/56
 2605:9cc0:1fff:fc00::/54
diff --git a/amazon/ipv6_merged.txt b/amazon/ipv6_merged.txt
index ad50e8e7..f8dc05cf 100644
--- a/amazon/ipv6_merged.txt
+++ b/amazon/ipv6_merged.txt
@@ -852,7 +852,7 @@
 2605:9cc0:1ff0:2300::/56
 2605:9cc0:1ff0:2800::/56
 2605:9cc0:1ff0:4000::/54
-2605:9cc0:1ff0:8000::/56
+2605:9cc0:1ff0:8000::/55
 2605:9cc0:1ff0:f800::/56
 2605:9cc0:1ff0::/56
 2605:9cc0:1fff:fc00::/54