diff --git a/all/ipv4.txt b/all/ipv4.txt
index 8a574045..7e08068a 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -47381,6 +47381,7 @@
 136.8.0.0/15
 136.18.0.0/23
 136.18.2.0/24
+136.18.3.0/24
 136.18.4.0/22
 136.18.18.0/24
 136.18.19.0/24
diff --git a/all/ipv4_merged.txt b/all/ipv4_merged.txt
index f82350ad..b0947baa 100644
--- a/all/ipv4_merged.txt
+++ b/all/ipv4_merged.txt
@@ -2004,9 +2004,7 @@
 135.253.0.0/16
 135.254.0.0/15
 136.8.0.0/15
-136.18.0.0/23
-136.18.2.0/24
-136.18.4.0/22
+136.18.0.0/21
 136.18.18.0/23
 136.18.20.0/22
 136.18.32.0/23
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index b10fb69d..cfcebfcc 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -5791,6 +5791,7 @@
 136.8.0.0/15
 136.18.0.0/23
 136.18.2.0/24
+136.18.3.0/24
 136.18.4.0/22
 136.18.18.0/24
 136.18.19.0/24
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index da590c9f..5192a859 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -1259,9 +1259,7 @@
 130.176.224.0/20
 130.176.254.0/23
 136.8.0.0/15
-136.18.0.0/23
-136.18.2.0/24
-136.18.4.0/22
+136.18.0.0/21
 136.18.18.0/23
 136.18.20.0/22
 136.18.32.0/23