diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index dac9438e..56585556 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -1400,6 +1400,7 @@
 15.230.162.0/24
 15.230.163.0/24
 15.230.164.0/24
+15.230.165.0/24
 15.230.170.0/23
 15.230.173.0/24
 15.230.176.0/24
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index dc586b29..b2e0c798 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -185,7 +185,7 @@
 15.230.16.20/31
 15.230.16.252/31
 15.230.160.0/22
-15.230.164.0/24
+15.230.164.0/23
 15.230.170.0/23
 15.230.173.0/24
 15.230.176.0/24