diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index 2f98322d..930306d1 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -1238,6 +1238,7 @@
 15.228.92.224/27
 15.228.97.0/24
 15.230.0.0/30
+15.230.0.12/31
 15.230.0.4/32
 15.230.0.5/32
 15.230.0.6/31
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index 3ba18e5f..d85e2435 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -148,6 +148,7 @@
 15.222.0.0/15
 15.228.0.0/15
 15.230.0.0/29
+15.230.0.12/31
 15.230.0.8/30
 15.230.129.0/24
 15.230.130.0/24