diff --git a/all/ipv6.txt b/all/ipv6.txt
index c560c4b9..1d3a201b 100644
--- a/all/ipv6.txt
+++ b/all/ipv6.txt
@@ -3777,6 +3777,7 @@
 2600:f0f0:1:fe00::/56
 2600:f0f0:1:ff00::/56
 2600:f0f0:2::/48
+2600:f0f0:3::/48
 2600:f0f0:10::/48
 2600:f0f0:20::/48
 2600:f0f0:30e::/48
diff --git a/all/ipv6_merged.txt b/all/ipv6_merged.txt
index c16c5f2e..c7e06ff5 100644
--- a/all/ipv6_merged.txt
+++ b/all/ipv6_merged.txt
@@ -1025,7 +1025,7 @@
 2600:f0f0:1:f00::/56
 2600:f0f0:1:fd00::/56
 2600:f0f0:1:fe00::/55
-2600:f0f0:2::/48
+2600:f0f0:2::/47
 2600:f0f0:10::/48
 2600:f0f0:20::/48
 2600:f0f0:30e::/47
diff --git a/amazon/ipv6.txt b/amazon/ipv6.txt
index 301d88ce..a6f33b3b 100644
--- a/amazon/ipv6.txt
+++ b/amazon/ipv6.txt
@@ -1017,6 +1017,7 @@
 2600:f0f0:1:fe00::/56
 2600:f0f0:1:ff00::/56
 2600:f0f0:2::/48
+2600:f0f0:3::/48
 2600:f0f0:10::/48
 2600:f0f0:20::/48
 2600:f0f0:30e::/48
diff --git a/amazon/ipv6_merged.txt b/amazon/ipv6_merged.txt
index 7bfb0a54..c2b455e3 100644
--- a/amazon/ipv6_merged.txt
+++ b/amazon/ipv6_merged.txt
@@ -805,7 +805,7 @@
 2600:f0f0:1:f00::/56
 2600:f0f0:1:fd00::/56
 2600:f0f0:1:fe00::/55
-2600:f0f0:2::/48
+2600:f0f0:2::/47
 2600:f0f0:10::/48
 2600:f0f0:20::/48
 2600:f0f0:30e::/47