diff --git a/.changeset/aws-cdk-update-v2.178.1.md b/.changeset/aws-cdk-update-v2.178.1.md
new file mode 100644
index 0000000000..ea103d48bf
--- /dev/null
+++ b/.changeset/aws-cdk-update-v2.178.1.md
@@ -0,0 +1,6 @@
+---
+"@guardian/cdk": patch
+---
+
+Update aws-cdk to 2.178.1, aws-cdk-lib to 2.178.1, constructs to 10.4.2
+
diff --git a/package-lock.json b/package-lock.json
index 95a537c03b..e7ce2b18c6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -36,8 +36,8 @@
         "@types/lodash.upperfirst": "^4.3.9",
         "@types/node": "22.13.1",
         "@types/yargs": "^17.0.33",
-        "aws-cdk": "2.177.0",
-        "aws-cdk-lib": "2.177.0",
+        "aws-cdk": "2.178.1",
+        "aws-cdk-lib": "2.178.1",
         "constructs": "10.4.2",
         "eslint": "^8.57.1",
         "eslint-plugin-custom-rules": "file:tools/eslint",
@@ -51,8 +51,8 @@
         "typescript": "5.1.6"
       },
       "peerDependencies": {
-        "aws-cdk": "2.177.0",
-        "aws-cdk-lib": "2.177.0",
+        "aws-cdk": "2.178.1",
+        "aws-cdk-lib": "2.178.1",
         "constructs": "10.4.2"
       }
     },
@@ -2868,9 +2868,9 @@
       }
     },
     "node_modules/aws-cdk": {
-      "version": "2.177.0",
-      "resolved": "https://registry.npmjs.org/aws-cdk/-/aws-cdk-2.177.0.tgz",
-      "integrity": "sha512-TiBoyE5wMB5q4jX1bELwkklgbs5eLY1Phjfnb4Mof0K9tOSRJ9UEq6xEamF0esMS+TuYU7a/ESTpmKX3iYqA3w==",
+      "version": "2.178.1",
+      "resolved": "https://registry.npmjs.org/aws-cdk/-/aws-cdk-2.178.1.tgz",
+      "integrity": "sha512-64z9ARFI90jhX6sfjqqJghGxkfh1T4STxY3ccuRY8OxzAK1FY6XLjKBxSyXi9jJFa3v9nN57x7W32u4hZDj6gw==",
       "dev": true,
       "bin": {
         "cdk": "bin/cdk"
@@ -2883,9 +2883,9 @@
       }
     },
     "node_modules/aws-cdk-lib": {
-      "version": "2.177.0",
-      "resolved": "https://registry.npmjs.org/aws-cdk-lib/-/aws-cdk-lib-2.177.0.tgz",
-      "integrity": "sha512-nTnHAwjZaPJ5gfJjtzE/MyK6q0a66nWthoJl7l8srucRb+I30dczhbbXor6QCdVpJaTRAEliMOMq23aglsAQbg==",
+      "version": "2.178.1",
+      "resolved": "https://registry.npmjs.org/aws-cdk-lib/-/aws-cdk-lib-2.178.1.tgz",
+      "integrity": "sha512-Sl6/posIlvfoD3ILHlABaCVw2C84jbhlQ+mA8J3DEFbN2RvrPkG4dz4HQfC5IiXQJigu39kmj73JPQCnSKl2iA==",
       "bundleDependencies": [
         "@balena/dockerignore",
         "case",
@@ -3041,13 +3041,23 @@
       "license": "MIT"
     },
     "node_modules/aws-cdk-lib/node_modules/fast-uri": {
-      "version": "3.0.3",
+      "version": "3.0.6",
       "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/fastify"
+        },
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/fastify"
+        }
+      ],
       "inBundle": true,
       "license": "BSD-3-Clause"
     },
     "node_modules/aws-cdk-lib/node_modules/fs-extra": {
-      "version": "11.2.0",
+      "version": "11.3.0",
       "dev": true,
       "inBundle": true,
       "license": "MIT",
@@ -3103,7 +3113,7 @@
       }
     },
     "node_modules/aws-cdk-lib/node_modules/jsonschema": {
-      "version": "1.4.1",
+      "version": "1.5.0",
       "dev": true,
       "inBundle": true,
       "license": "MIT",
@@ -3224,7 +3234,7 @@
       }
     },
     "node_modules/aws-cdk-lib/node_modules/table": {
-      "version": "6.8.2",
+      "version": "6.9.0",
       "dev": true,
       "inBundle": true,
       "license": "BSD-3-Clause",
diff --git a/package.json b/package.json
index 5154e788b0..c52f9386ad 100644
--- a/package.json
+++ b/package.json
@@ -40,8 +40,8 @@
     "@types/lodash.upperfirst": "^4.3.9",
     "@types/node": "22.13.1",
     "@types/yargs": "^17.0.33",
-    "aws-cdk": "2.177.0",
-    "aws-cdk-lib": "2.177.0",
+    "aws-cdk": "2.178.1",
+    "aws-cdk-lib": "2.178.1",
     "constructs": "10.4.2",
     "eslint": "^8.57.1",
     "eslint-plugin-custom-rules": "file:tools/eslint",
@@ -68,8 +68,8 @@
     "yargs": "^17.7.2"
   },
   "peerDependencies": {
-    "aws-cdk": "2.177.0",
-    "aws-cdk-lib": "2.177.0",
+    "aws-cdk": "2.178.1",
+    "aws-cdk-lib": "2.178.1",
     "constructs": "10.4.2"
   }
 }
diff --git a/tools/integration-test/package.json b/tools/integration-test/package.json
index 8280e13cb5..0490b34c44 100644
--- a/tools/integration-test/package.json
+++ b/tools/integration-test/package.json
@@ -20,8 +20,8 @@
     "@guardian/tsconfig": "^0.2.0",
     "@types/jest": "^29.1.2",
     "@types/node": "20.8.7",
-    "aws-cdk": "2.177.0",
-    "aws-cdk-lib": "2.177.0",
+    "aws-cdk": "2.178.1",
+    "aws-cdk-lib": "2.178.1",
     "constructs": "10.4.2",
     "eslint": "^8.8.0",
     "eslint-plugin-custom-rules": "file:../eslint",