diff --git a/package-lock.json b/package-lock.json
index aa5b8a6..ca93f85 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
-        "@financial-times/dotcom-server-handlebars": "3.0.0",
+        "@financial-times/dotcom-server-handlebars": "4.2.0",
         "@financial-times/o-buttons": "^7.2.1",
         "@financial-times/o-forms": "^9.2.1",
         "@financial-times/o-loading": "^5.2.0",
@@ -19,9 +19,9 @@
         "handlebars": "^4.1.2"
       },
       "devDependencies": {
-        "@financial-times/dotcom-build-base": "3.0.0",
-        "@financial-times/dotcom-build-js": "3.0.0",
-        "@financial-times/dotcom-build-sass": "3.0.0",
+        "@financial-times/dotcom-build-base": "4.2.0",
+        "@financial-times/dotcom-build-js": "4.2.0",
+        "@financial-times/dotcom-build-sass": "4.2.0",
         "@financial-times/n-express": "^21.0.9",
         "@financial-times/n-gage": "^8.2.0",
         "chai": "^4.2.0",
@@ -1772,9 +1772,9 @@
       }
     },
     "node_modules/@financial-times/dotcom-build-base": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-base/-/dotcom-build-base-3.0.0.tgz",
-      "integrity": "sha512-pTAf2prlw45z97O7w9TuQC8VDaVv5tZlAZL51XWOPUs7r/EJJlIfvGZ6elmExuqbYTKAWQORioD2aEoV1WteHg==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-base/-/dotcom-build-base-4.2.0.tgz",
+      "integrity": "sha512-4KOOgM/ICl4FBVzR0pJYCL+GsJHXsSi9uB9f4Dq4rr/NBefgZJdRdDBjiRC35b93rROl3ofMl+xZrs1Tz4JVBw==",
       "dev": true,
       "hasInstallScript": true,
       "dependencies": {
@@ -1783,7 +1783,7 @@
         "webpack-assets-manifest": "^3.1.1"
       },
       "engines": {
-        "node": ">= 12.0.0",
+        "node": ">= 14.0.0",
         "npm": "7.x || 8.x"
       },
       "peerDependencies": {
@@ -1791,9 +1791,9 @@
       }
     },
     "node_modules/@financial-times/dotcom-build-js": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-js/-/dotcom-build-js-3.0.0.tgz",
-      "integrity": "sha512-8JTKtPvY6/1efWyXJRGaMkH84nEMKT5DIhDTVTpkSIXHRcHjTncefSTyZj4F3J15htC+kBrqOa/o8XDgt6ExFg==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-js/-/dotcom-build-js-4.2.0.tgz",
+      "integrity": "sha512-TChkOosqKHCZVM+JN46Si36RztNSKNQFH/aVt+NqtU9ld9IKMhNpdj+3f6uMzsaQMf9plIvbzH7oGjDv1S2I4Q==",
       "dev": true,
       "hasInstallScript": true,
       "dependencies": {
@@ -1808,7 +1808,7 @@
         "babel-loader": "^8.0.6"
       },
       "engines": {
-        "node": ">= 12.0.0",
+        "node": ">= 14.0.0",
         "npm": "7.x || 8.x"
       },
       "peerDependencies": {
@@ -1816,9 +1816,9 @@
       }
     },
     "node_modules/@financial-times/dotcom-build-sass": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-sass/-/dotcom-build-sass-3.0.0.tgz",
-      "integrity": "sha512-vpEu6b+/B9oXX8aTs6iEjVKBTEeOKj4XdbygOKCHmBj8BJM/2p21sF3yIrL+4PcUwr/JeOf0vy+AW4t3Lnlq6g==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-sass/-/dotcom-build-sass-4.2.0.tgz",
+      "integrity": "sha512-1Z0FDPJh/KINwEGo/rR/sMlu0wT4qJ0gOy0oMGzUv+pvdHBe0oHsRJRqgCeGMoXoXEkDXMX/6acj94k2Owh0aw==",
       "dev": true,
       "hasInstallScript": true,
       "dependencies": {
@@ -1832,7 +1832,7 @@
         "webpack-fix-style-only-entries": "^0.5.0"
       },
       "engines": {
-        "node": ">= 12.0.0",
+        "node": ">= 14.0.0",
         "npm": "7.x || 8.x"
       },
       "peerDependencies": {
@@ -1840,9 +1840,9 @@
       }
     },
     "node_modules/@financial-times/dotcom-server-handlebars": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-server-handlebars/-/dotcom-server-handlebars-3.0.0.tgz",
-      "integrity": "sha512-cJBjlA3UaLI+UMsXIf7wusGVt/YlBXcix3eNfq24TR0QSM9uovNX5tQ5wtGcfe7NkSNUm2g2gzCYq5z1D1QrFQ==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-server-handlebars/-/dotcom-server-handlebars-4.2.0.tgz",
+      "integrity": "sha512-B8Nqsiarxe2cpBR6dFaF+YlzfYj0HbSZUPqRmGXm+F4norK0Q+fMAViBl3AdkM9L7m0xVcZ379t7Wc2LcSt4hw==",
       "hasInstallScript": true,
       "dependencies": {
         "@types/glob": "^7.1.1",
@@ -1854,7 +1854,7 @@
         "react-dom": "^16.12.0"
       },
       "engines": {
-        "node": ">= 12.0.0",
+        "node": ">= 14.0.0",
         "npm": "7.x || 8.x"
       }
     },
@@ -18799,9 +18799,9 @@
       }
     },
     "@financial-times/dotcom-build-base": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-base/-/dotcom-build-base-3.0.0.tgz",
-      "integrity": "sha512-pTAf2prlw45z97O7w9TuQC8VDaVv5tZlAZL51XWOPUs7r/EJJlIfvGZ6elmExuqbYTKAWQORioD2aEoV1WteHg==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-base/-/dotcom-build-base-4.2.0.tgz",
+      "integrity": "sha512-4KOOgM/ICl4FBVzR0pJYCL+GsJHXsSi9uB9f4Dq4rr/NBefgZJdRdDBjiRC35b93rROl3ofMl+xZrs1Tz4JVBw==",
       "dev": true,
       "requires": {
         "clean-webpack-plugin": "^3.0.0",
@@ -18810,9 +18810,9 @@
       }
     },
     "@financial-times/dotcom-build-js": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-js/-/dotcom-build-js-3.0.0.tgz",
-      "integrity": "sha512-8JTKtPvY6/1efWyXJRGaMkH84nEMKT5DIhDTVTpkSIXHRcHjTncefSTyZj4F3J15htC+kBrqOa/o8XDgt6ExFg==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-js/-/dotcom-build-js-4.2.0.tgz",
+      "integrity": "sha512-TChkOosqKHCZVM+JN46Si36RztNSKNQFH/aVt+NqtU9ld9IKMhNpdj+3f6uMzsaQMf9plIvbzH7oGjDv1S2I4Q==",
       "dev": true,
       "requires": {
         "@babel/core": "^7.8.7",
@@ -18827,9 +18827,9 @@
       }
     },
     "@financial-times/dotcom-build-sass": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-sass/-/dotcom-build-sass-3.0.0.tgz",
-      "integrity": "sha512-vpEu6b+/B9oXX8aTs6iEjVKBTEeOKj4XdbygOKCHmBj8BJM/2p21sF3yIrL+4PcUwr/JeOf0vy+AW4t3Lnlq6g==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-build-sass/-/dotcom-build-sass-4.2.0.tgz",
+      "integrity": "sha512-1Z0FDPJh/KINwEGo/rR/sMlu0wT4qJ0gOy0oMGzUv+pvdHBe0oHsRJRqgCeGMoXoXEkDXMX/6acj94k2Owh0aw==",
       "dev": true,
       "requires": {
         "autoprefixer": "^9.6.0",
@@ -18843,9 +18843,9 @@
       }
     },
     "@financial-times/dotcom-server-handlebars": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-server-handlebars/-/dotcom-server-handlebars-3.0.0.tgz",
-      "integrity": "sha512-cJBjlA3UaLI+UMsXIf7wusGVt/YlBXcix3eNfq24TR0QSM9uovNX5tQ5wtGcfe7NkSNUm2g2gzCYq5z1D1QrFQ==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/@financial-times/dotcom-server-handlebars/-/dotcom-server-handlebars-4.2.0.tgz",
+      "integrity": "sha512-B8Nqsiarxe2cpBR6dFaF+YlzfYj0HbSZUPqRmGXm+F4norK0Q+fMAViBl3AdkM9L7m0xVcZ379t7Wc2LcSt4hw==",
       "requires": {
         "@types/glob": "^7.1.1",
         "dateformat": "^3.0.3",
diff --git a/package.json b/package.json
index 00df9a6..944bd15 100644
--- a/package.json
+++ b/package.json
@@ -14,9 +14,9 @@
     "preinstall": "[ \"$INIT_CWD\" != \"$PWD\" ] || npm_config_yes=true npx check-engine"
   },
   "devDependencies": {
-    "@financial-times/dotcom-build-base": "3.0.0",
-    "@financial-times/dotcom-build-js": "3.0.0",
-    "@financial-times/dotcom-build-sass": "3.0.0",
+    "@financial-times/dotcom-build-base": "4.2.0",
+    "@financial-times/dotcom-build-js": "4.2.0",
+    "@financial-times/dotcom-build-sass": "4.2.0",
     "@financial-times/n-express": "^21.0.9",
     "@financial-times/n-gage": "^8.2.0",
     "chai": "^4.2.0",
@@ -37,7 +37,7 @@
     "webpack-cli": "^3.1.2"
   },
   "dependencies": {
-    "@financial-times/dotcom-server-handlebars": "3.0.0",
+    "@financial-times/dotcom-server-handlebars": "4.2.0",
     "@financial-times/o-buttons": "^7.2.1",
     "@financial-times/o-forms": "^9.2.1",
     "@financial-times/o-loading": "^5.2.0",