diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index cdf42f24..3d0f28b8 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -2371,12 +2371,10 @@
 52.219.170.0/23
 52.219.172.0/22
 52.219.176.0/22
-52.219.20.0/22
 52.219.24.0/21
 52.219.32.0/21
 52.219.40.0/22
 52.219.44.0/22
-52.219.48.0/22
 52.219.56.0/22
 52.219.60.0/23
 52.219.62.0/23
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index cdcbe85e..47a62bce 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -359,17 +359,18 @@
 52.208.0.0/13
 52.216.0.0/15
 52.218.0.0/16
-52.219.0.0/19
+52.219.0.0/20
 52.219.128.0/20
 52.219.144.0/22
 52.219.148.0/23
 52.219.152.0/21
+52.219.16.0/22
 52.219.160.0/23
 52.219.164.0/22
 52.219.168.0/21
 52.219.176.0/22
+52.219.24.0/21
 52.219.32.0/20
-52.219.48.0/22
 52.219.56.0/21
 52.219.64.0/21
 52.219.72.0/22