diff --git a/ip-ranges.json b/ip-ranges.json
index af487f2..90a26d2 100644
--- a/ip-ranges.json
+++ b/ip-ranges.json
@@ -1,6 +1,6 @@
 {
-  "syncToken": "1775807824",
-  "createDate": "2026-04-10-07-57-04",
+  "syncToken": "1775825824",
+  "createDate": "2026-04-10-12-57-04",
   "prefixes": [
     {
       "ip_prefix": "3.4.12.4/32",
@@ -32930,6 +32930,12 @@
       "service": "AMAZON",
       "network_border_group": "ca-central-1"
     },
+    {
+      "ip_prefix": "16.174.54.0/23",
+      "region": "ca-west-1",
+      "service": "AMAZON",
+      "network_border_group": "ca-west-1"
+    },
     {
       "ip_prefix": "40.176.101.0/26",
       "region": "ca-west-1",
diff --git a/subnets.json b/subnets.json
index 1b6e915..87334c8 100644
--- a/subnets.json
+++ b/subnets.json
@@ -5491,6 +5491,7 @@
         "3.96.84.0/26",
         "3.99.124.0/26",
         "99.79.34.0/23",
+        "16.174.54.0/23",
         "40.176.101.0/26",
         "40.176.82.0/24",
         "40.176.83.0/24",
diff --git a/subnets.lst b/subnets.lst
index a518362..bb550f6 100644
--- a/subnets.lst
+++ b/subnets.lst
@@ -5486,6 +5486,7 @@
 3.96.84.0/26
 3.99.124.0/26
 99.79.34.0/23
+16.174.54.0/23
 40.176.101.0/26
 40.176.82.0/24
 40.176.83.0/24