diff --git a/all/ipv4.txt b/all/ipv4.txt
index 4fe42b05..3f3ca7c7 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -453,7 +453,6 @@
 3.33.128.0/17
 3.33.34.0/24
 3.33.35.0/24
-3.33.40.0/24
 3.33.41.0/24
 3.33.44.0/22
 3.34.0.0/15
diff --git a/all/ipv4_merged.txt b/all/ipv4_merged.txt
index ae8ff4e8..375f851d 100644
--- a/all/ipv4_merged.txt
+++ b/all/ipv4_merged.txt
@@ -43,7 +43,7 @@
 3.32.0.0/16
 3.33.128.0/17
 3.33.34.0/23
-3.33.40.0/23
+3.33.41.0/24
 3.33.44.0/22
 3.34.0.0/15
 3.36.0.0/14
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index 649e64c1..7707f565 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -451,7 +451,6 @@
 3.33.128.0/17
 3.33.34.0/24
 3.33.35.0/24
-3.33.40.0/24
 3.33.41.0/24
 3.33.44.0/22
 3.34.0.0/15
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index 1bc0575a..ce11467f 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -43,7 +43,7 @@
 3.32.0.0/16
 3.33.128.0/17
 3.33.34.0/23
-3.33.40.0/23
+3.33.41.0/24
 3.33.44.0/22
 3.34.0.0/15
 3.36.0.0/14