diff --git a/CHANGELOG.md b/CHANGELOG.md
index c9f9dcd11..a93bb4874 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,11 +1,16 @@
 # NHS digital service manual Changelog
 
-## TBC
+## 4.1.0 - 14 May 2021
 
 :new: **New content**
 
 - Update guidance on making video and other multimedia content accessible
 
+:wrench: **Fixes**
+
+- Use the latest version of NHS.UK frontend (v5.1.0)
+- Update dependencies to the latest versions
+
 ## 4.0.0 - 05 May 2021
 
 :new: **New features**
diff --git a/package-lock.json b/package-lock.json
index 81a327d42..63d936d1a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,11 +1,11 @@
 {
   "name": "nhsuk-service-manual",
-  "version": "4.0.0",
+  "version": "4.1.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "version": "4.0.0",
+      "version": "4.1.0",
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
@@ -36,7 +36,7 @@
         "eslint-plugin-mocha": "^8.1.0",
         "iframe-resizer": "^3.6.6",
         "jest": "^25.5.4",
-        "nhsuk-frontend": "^5.0.0",
+        "nhsuk-frontend": "^5.1.0",
         "node-sass": "^4.14.1",
         "nodemon": "^2.0.7",
         "sass-lint": "^1.13.0",
@@ -2822,37 +2822,6 @@
         "node": ">= 4.5.0"
       }
     },
-    "node_modules/autoprefixer": {
-      "version": "7.2.6",
-      "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-7.2.6.tgz",
-      "integrity": "sha512-Iq8TRIB+/9eQ8rbGhcP7ct5cYb/3qjNYAR2SnzLCEcwF6rvVOax8+9+fccgXk4bEhQGjOZd5TLhsksmAdsbGqQ==",
-      "dev": true,
-      "dependencies": {
-        "browserslist": "^2.11.3",
-        "caniuse-lite": "^1.0.30000805",
-        "normalize-range": "^0.1.2",
-        "num2fraction": "^1.2.2",
-        "postcss": "^6.0.17",
-        "postcss-value-parser": "^3.2.3"
-      },
-      "bin": {
-        "autoprefixer-info": "bin/autoprefixer-info"
-      }
-    },
-    "node_modules/autoprefixer/node_modules/browserslist": {
-      "version": "2.11.3",
-      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-2.11.3.tgz",
-      "integrity": "sha512-yWu5cXT7Av6mVwzWc8lMsJMHWn4xyjSuGYi4IozbVTLUOEYPSagUB8kiMDUHA1fS3zjr8nkxkn9jdvug4BBRmA==",
-      "deprecated": "Browserslist 2 could fail on reading Browserslist >3.0 config used in other tools.",
-      "dev": true,
-      "dependencies": {
-        "caniuse-lite": "^1.0.30000792",
-        "electron-to-chromium": "^1.3.30"
-      },
-      "bin": {
-        "browserslist": "cli.js"
-      }
-    },
     "node_modules/aws-sign2": {
       "version": "0.7.0",
       "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
@@ -3101,12 +3070,13 @@
       }
     },
     "node_modules/babel-runtime": {
-      "version": "5.8.38",
-      "resolved": "https://registry.npmjs.org/babel-runtime/-/babel-runtime-5.8.38.tgz",
-      "integrity": "sha1-HAsC62MxL18If/IEUIJ7QlydTBk=",
+      "version": "6.26.0",
+      "resolved": "https://registry.npmjs.org/babel-runtime/-/babel-runtime-6.26.0.tgz",
+      "integrity": "sha1-llxwWGaOgrVde/4E/yM3vItWR/4=",
       "dev": true,
       "dependencies": {
-        "core-js": "^1.0.0"
+        "core-js": "^2.4.0",
+        "regenerator-runtime": "^0.11.0"
       }
     },
     "node_modules/backo2": {
@@ -3892,6 +3862,27 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/caller-path": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/caller-path/-/caller-path-0.1.0.tgz",
+      "integrity": "sha1-lAhe9jWB7NPaqSREqP6U6CV3dR8=",
+      "dev": true,
+      "dependencies": {
+        "callsites": "^0.2.0"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/caller-path/node_modules/callsites": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/callsites/-/callsites-0.2.0.tgz",
+      "integrity": "sha1-r6uWJikQp/M8GaV3WCXGnzTjUMo=",
+      "dev": true,
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/callsites": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
@@ -4051,6 +4042,13 @@
         "safe-buffer": "^5.0.1"
       }
     },
+    "node_modules/circular-json": {
+      "version": "0.3.3",
+      "resolved": "https://registry.npmjs.org/circular-json/-/circular-json-0.3.3.tgz",
+      "integrity": "sha512-UZK3NBx2Mca+b5LsG7bY183pHWt5Y1xts4P3Pz7ENTwGVnJOUWbRb3ocjvX7hx9tq/yTAdclXm9sZ38gNuem4A==",
+      "deprecated": "CircularJSON is in maintenance only, flatted is its successor.",
+      "dev": true
+    },
     "node_modules/class-utils": {
       "version": "0.3.6",
       "resolved": "https://registry.npmjs.org/class-utils/-/class-utils-0.3.6.tgz",
@@ -4170,6 +4168,24 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/cli-cursor": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-1.0.2.tgz",
+      "integrity": "sha1-ZNo/fValRBLll5S9Ytw1KV6PKYc=",
+      "dev": true,
+      "dependencies": {
+        "restore-cursor": "^1.0.1"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/cli-width": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/cli-width/-/cli-width-2.2.1.tgz",
+      "integrity": "sha512-GRMWDxpOB6Dgk2E5Uo+3eEBvtOOlimMmpbFiKuLFnQzYDavtLFY3K5ona41jgN/WdRZtG7utuVSVTL4HbZHGkw==",
+      "dev": true
+    },
     "node_modules/cliui": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/cliui/-/cliui-6.0.0.tgz",
@@ -4734,11 +4750,12 @@
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     },
     "node_modules/core-js": {
-      "version": "1.2.7",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-1.2.7.tgz",
-      "integrity": "sha1-ZSKUwUZR2yj6k70tX/KYOk8IxjY=",
-      "deprecated": "core-js@<3 is no longer maintained and not recommended for usage due to the number of issues. Please, upgrade your dependencies to the actual version of core-js@3.",
-      "dev": true
+      "version": "2.6.12",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.12.tgz",
+      "integrity": "sha512-Kb2wC0fvsWfQrgk8HU5lW6U/Lcs8+9aaYcy4ZFc6DDlo4nZ7n70dEgE5rtR0oG6ufKDUnrwfWL1mXR5ljDatrQ==",
+      "deprecated": "core-js@<3.3 is no longer maintained and not recommended for usage due to the number of issues. Because of the V8 engine whims, feature detection in old core-js versions could cause a slowdown up to 100x even if nothing is polyfilled. Please, upgrade your dependencies to the actual version of core-js.",
+      "dev": true,
+      "hasInstallScript": true
     },
     "node_modules/core-js-compat": {
       "version": "3.11.0",
@@ -4770,24 +4787,25 @@
       "dev": true
     },
     "node_modules/cpx": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/cpx/-/cpx-1.2.1.tgz",
-      "integrity": "sha1-MTV1KD9/as679QQVKlMXvvsYFSs=",
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/cpx/-/cpx-1.5.0.tgz",
+      "integrity": "sha1-GFvgGFEdhycN7czCkxceN2VauI8=",
       "dev": true,
       "dependencies": {
-        "babel-runtime": "^5.7.0",
-        "chokidar": "^1.0.4",
+        "babel-runtime": "^6.9.2",
+        "chokidar": "^1.6.0",
         "duplexer": "^0.1.1",
-        "glob": "^5.0.14",
-        "glob2base": "0.0.12",
-        "minimatch": "^2.0.8",
+        "glob": "^7.0.5",
+        "glob2base": "^0.0.12",
+        "minimatch": "^3.0.2",
         "mkdirp": "^0.5.1",
-        "resolve": "^1.1.6",
-        "shell-quote": "^1.4.3",
+        "resolve": "^1.1.7",
+        "safe-buffer": "^5.0.1",
+        "shell-quote": "^1.6.1",
         "subarg": "^1.0.0"
       },
       "bin": {
-        "cpx": "lib/command.js"
+        "cpx": "bin/index.js"
       }
     },
     "node_modules/cpx/node_modules/anymatch": {
@@ -4898,22 +4916,6 @@
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       }
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-    "node_modules/cpx/node_modules/glob": {
-      "version": "5.0.15",
-      "resolved": "https://registry.npmjs.org/glob/-/glob-5.0.15.tgz",
-      "integrity": "sha1-G8k2ueAvSmA/zCIuz3Yz0wuLk7E=",
-      "dev": true,
-      "dependencies": {
-        "inflight": "^1.0.4",
-        "inherits": "2",
-        "minimatch": "2 || 3",
-        "once": "^1.3.0",
-        "path-is-absolute": "^1.0.0"
-      },
-      "engines": {
-        "node": "*"
-      }
-    },
     "node_modules/cpx/node_modules/glob-parent": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-2.0.0.tgz",
@@ -5037,19 +5039,6 @@
         "node": ">=0.10.0"
       }
     },
-    "node_modules/cpx/node_modules/minimatch": {
-      "version": "2.0.10",
-      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-2.0.10.tgz",
-      "integrity": "sha1-jQh8OcazjAAbl/ynzm0OHoCvusc=",
-      "deprecated": "Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue",
-      "dev": true,
-      "dependencies": {
-        "brace-expansion": "^1.0.0"
-      },
-      "engines": {
-        "node": "*"
-      }
-    },
     "node_modules/cpx/node_modules/ms": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
@@ -5443,6 +5432,16 @@
       "integrity": "sha1-WW6WmP0MgOEgOMK4LW6xs1tiJNk=",
       "dev": true
     },
+    "node_modules/d": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/d/-/d-1.0.1.tgz",
+      "integrity": "sha512-m62ShEObQ39CfralilEQRjH6oAMtNCV1xJyEx5LpRYUVN+EviphDgUc/F3hnYbADmkiNs67Y+3ylmlG7Lnu+FA==",
+      "dev": true,
+      "dependencies": {
+        "es5-ext": "^0.10.50",
+        "type": "^1.0.1"
+      }
+    },
     "node_modules/dashdash": {
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
@@ -5939,9 +5938,9 @@
       }
     },
     "node_modules/engine.io-client": {
-      "version": "3.5.1",
-      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-3.5.1.tgz",
-      "integrity": "sha512-oVu9kBkGbcggulyVF0kz6BV3ganqUeqXvD79WOFKa+11oK692w1NyFkuEj4xrkFRpZhn92QOqTk4RQq5LiBXbQ==",
+      "version": "3.5.2",
+      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-3.5.2.tgz",
+      "integrity": "sha512-QEqIp+gJ/kMHeUun7f5Vv3bteRHppHH/FMBQX/esFj/fuYfjyUKWGMo3VCvIP/V8bE9KcjHmRZrhIz2Z9oNsDA==",
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@@ -5952,7 +5951,7 @@
         "parseqs": "0.0.6",
         "parseuri": "0.0.6",
         "ws": "~7.4.2",
-        "xmlhttprequest-ssl": "~1.5.4",
+        "xmlhttprequest-ssl": "~1.6.2",
         "yeast": "0.1.2"
       }
     },
@@ -6113,6 +6112,87 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/es5-ext": {
+      "version": "0.10.53",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.53.tgz",
+      "integrity": "sha512-Xs2Stw6NiNHWypzRTY1MtaG/uJlwCk8kH81920ma8mvN8Xq1gsfhZvpkImLQArw8AHnv8MT2I45J3c0R8slE+Q==",
+      "dev": true,
+      "dependencies": {
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+        "es6-symbol": "~3.1.3",
+        "next-tick": "~1.0.0"
+      }
+    },
+    "node_modules/es6-iterator": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/es6-iterator/-/es6-iterator-2.0.3.tgz",
+      "integrity": "sha1-p96IkUGgWpSwhUQDstCg+/qY87c=",
+      "dev": true,
+      "dependencies": {
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+        "es5-ext": "^0.10.35",
+        "es6-symbol": "^3.1.1"
+      }
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+      "version": "0.1.5",
+      "resolved": "https://registry.npmjs.org/es6-map/-/es6-map-0.1.5.tgz",
+      "integrity": "sha1-kTbgUD3MBqMBaQ8LsU/042TpSfA=",
+      "dev": true,
+      "dependencies": {
+        "d": "1",
+        "es5-ext": "~0.10.14",
+        "es6-iterator": "~2.0.1",
+        "es6-set": "~0.1.5",
+        "es6-symbol": "~3.1.1",
+        "event-emitter": "~0.3.5"
+      }
+    },
+    "node_modules/es6-set": {
+      "version": "0.1.5",
+      "resolved": "https://registry.npmjs.org/es6-set/-/es6-set-0.1.5.tgz",
+      "integrity": "sha1-0rPsXU2ADO2BjbU40ol02wpzzLE=",
+      "dev": true,
+      "dependencies": {
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+        "es5-ext": "~0.10.14",
+        "es6-iterator": "~2.0.1",
+        "es6-symbol": "3.1.1",
+        "event-emitter": "~0.3.5"
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+    "node_modules/es6-set/node_modules/es6-symbol": {
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+      "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.1.tgz",
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+      "dependencies": {
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+    "node_modules/es6-symbol": {
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+      "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.3.tgz",
+      "integrity": "sha512-NJ6Yn3FuDinBaBRWl/q5X/s4koRHBrgKAu+yGI6JCBeiu3qrcbJhwT2GeR/EXVfylRk8dpQVJoLEFhK+Mu31NA==",
+      "dev": true,
+      "dependencies": {
+        "d": "^1.0.1",
+        "ext": "^1.1.2"
+      }
+    },
+    "node_modules/es6-weak-map": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/es6-weak-map/-/es6-weak-map-2.0.3.tgz",
+      "integrity": "sha512-p5um32HOTO1kP+w7PRnB+5lQ43Z6muuMuIMffvDN8ZB4GcnjLBV6zGStpbASIMk4DCAvEaamhe2zhyCb/QXXsA==",
+      "dev": true,
+      "dependencies": {
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+        "es6-iterator": "^2.0.3",
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@@ -6226,6 +6306,21 @@
         "node": ">= 0.8.0"
       }
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+    "node_modules/escope": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/escope/-/escope-3.6.0.tgz",
+      "integrity": "sha1-4Bl16BJ4GhY6ba392AOY3GTIicM=",
+      "dev": true,
+      "dependencies": {
+        "es6-map": "^0.1.3",
+        "es6-weak-map": "^2.0.1",
+        "esrecurse": "^4.1.0",
+        "estraverse": "^4.1.1"
+      },
+      "engines": {
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@@ -6743,6 +6838,16 @@
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+      "version": "0.3.5",
+      "resolved": "https://registry.npmjs.org/event-emitter/-/event-emitter-0.3.5.tgz",
+      "integrity": "sha1-34xp7vFkeSPHFXuc6DhAYQsCzDk=",
+      "dev": true,
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@@ -6803,6 +6908,15 @@
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+    "node_modules/exit-hook": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/exit-hook/-/exit-hook-1.1.1.tgz",
+      "integrity": "sha1-8FyiM7SMBdVP/wd2XfhQfpXAL/g=",
+      "dev": true,
+      "engines": {
+        "node": ">=0.10.0"
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@@ -7060,6 +7174,21 @@
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+      "resolved": "https://registry.npmjs.org/ext/-/ext-1.4.0.tgz",
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+      "dev": true,
+      "dependencies": {
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+      }
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@@ -7154,6 +7283,19 @@
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       "dev": true
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+    "node_modules/figures": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/figures/-/figures-1.7.0.tgz",
+      "integrity": "sha1-y+Hjr/zxzUS4DK3+0o3Hk6lwHS4=",
+      "dev": true,
+      "dependencies": {
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+        "object-assign": "^4.1.0"
+      },
+      "engines": {
+        "node": ">=0.10.0"
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@@ -7742,6 +7884,15 @@
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+      "resolved": "https://registry.npmjs.org/front-matter/-/front-matter-2.1.2.tgz",
+      "integrity": "sha1-91mDufL0E75ljJPf172M5AePXNs=",
+      "dev": true,
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+            "ajv-keywords": "^1.0.0",
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+            "lodash": "^4.0.0",
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diff --git a/package.json b/package.json
index 4a9a68960..9e367a725 100755
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "nhsuk-service-manual",
-  "version": "4.0.0",
+  "version": "4.1.0",
   "description": "NHS digital service manual",
   "main": "app.js",
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@@ -60,7 +60,7 @@
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     "iframe-resizer": "^3.6.6",
     "jest": "^25.5.4",
-    "nhsuk-frontend": "^5.0.0",
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     "sass-lint": "^1.13.0",