diff --git a/all/ipv4.txt b/all/ipv4.txt
index d33b731f..7a579aaa 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -6961,7 +6961,6 @@
 15.230.0.14/32
 15.230.1.0/24
 15.230.3.0/24
-15.230.4.16/32
 15.230.4.17/32
 15.230.4.19/32
 15.230.4.128/32
diff --git a/all/ipv4_merged.txt b/all/ipv4_merged.txt
index bf02df34..4a63ecf7 100644
--- a/all/ipv4_merged.txt
+++ b/all/ipv4_merged.txt
@@ -286,7 +286,7 @@
 15.230.0.14/32
 15.230.1.0/24
 15.230.3.0/24
-15.230.4.16/31
+15.230.4.17/32
 15.230.4.19/32
 15.230.4.128/30
 15.230.4.148/30
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index 84d64ac5..5c336ee6 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -1707,7 +1707,6 @@
 15.230.0.14/32
 15.230.1.0/24
 15.230.3.0/24
-15.230.4.16/32
 15.230.4.17/32
 15.230.4.19/32
 15.230.4.128/32
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index 249fc9b0..68a56119 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -233,7 +233,7 @@
 15.230.0.14/32
 15.230.1.0/24
 15.230.3.0/24
-15.230.4.16/31
+15.230.4.17/32
 15.230.4.19/32
 15.230.4.128/30
 15.230.4.148/30