diff --git a/all/ipv4.txt b/all/ipv4.txt
index ed9fac52..a78d1ca9 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -25110,7 +25110,9 @@
 51.53.191.144/28
 51.53.192.0/21
 51.53.200.0/21
-51.84.0.0/14
+51.84.0.0/16
+51.85.0.0/16
+51.86.0.0/15
 51.92.0.0/14
 51.96.0.0/16
 51.100.0.0/15
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index 609a3f01..3bf90883 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -3323,7 +3323,9 @@
 51.21.0.0/16
 51.24.0.0/13
 51.44.0.0/14
-51.84.0.0/14
+51.84.0.0/16
+51.85.0.0/16
+51.86.0.0/15
 51.92.0.0/14
 51.96.0.0/16
 51.100.0.0/15