diff --git a/example_project/package-lock.json b/example_project/package-lock.json
index 46fe178..ac914bf 100644
--- a/example_project/package-lock.json
+++ b/example_project/package-lock.json
@@ -1,221 +1,221 @@
 {
-  "name": "example_project",
-  "lockfileVersion": 3,
-  "requires": true,
-  "packages": {
-    "": {
-      "dependencies": {
-        "govuk-frontend": "4.6.0",
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-        "picomatch": "^2.0.4"
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-      "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
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-      "dependencies": {
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-      },
-      "engines": {
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-    "node_modules/chokidar": {
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-      "funding": [
-        {
-          "type": "individual",
-          "url": "https://paulmillr.com/funding/"
+    "name": "example_project",
+    "lockfileVersion": 3,
+    "requires": true,
+    "packages": {
+        "": {
+            "dependencies": {
+                "govuk-frontend": "4.6.0",
+                "sass": "^1.63.6"
+            }
+        },
+        "node_modules/anymatch": {
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+            "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.3.tgz",
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+            "dependencies": {
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+                "picomatch": "^2.0.4"
+            },
+            "engines": {
+                "node": ">= 8"
+            }
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+        "node_modules/binary-extensions": {
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+            "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.2.0.tgz",
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+            "engines": {
+                "node": ">=8"
+            }
+        },
+        "node_modules/braces": {
+            "version": "3.0.3",
+            "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.3.tgz",
+            "integrity": "sha512-yQbXgO/OSZVD2IsiLlro+7Hf6Q18EJrKSEsdoMzKePKXct3gvD8oLcOQdIzGupr5Fj+EDe8gO/lxc1BzfMpxvA==",
+            "dependencies": {
+                "fill-range": "^7.1.1"
+            },
+            "engines": {
+                "node": ">=8"
+            }
+        },
+        "node_modules/chokidar": {
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+            "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.5.3.tgz",
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+            "funding": [
+                {
+                    "type": "individual",
+                    "url": "https://paulmillr.com/funding/"
+                }
+            ],
+            "dependencies": {
+                "anymatch": "~3.1.2",
+                "braces": "~3.0.2",
+                "glob-parent": "~5.1.2",
+                "is-binary-path": "~2.1.0",
+                "is-glob": "~4.0.1",
+                "normalize-path": "~3.0.0",
+                "readdirp": "~3.6.0"
+            },
+            "engines": {
+                "node": ">= 8.10.0"
+            },
+            "optionalDependencies": {
+                "fsevents": "~2.3.2"
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+        "node_modules/fill-range": {
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+                "to-regex-range": "^5.0.1"
+            },
+            "engines": {
+                "node": ">=8"
+            }
+        },
+        "node_modules/fsevents": {
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+            "hasInstallScript": true,
+            "optional": true,
+            "os": [
+                "darwin"
+            ],
+            "engines": {
+                "node": "^8.16.0 || ^10.6.0 || >=11.0.0"
+            }
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+        "node_modules/glob-parent": {
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+                "is-glob": "^4.0.1"
+            },
+            "engines": {
+                "node": ">= 6"
+            }
+        },
+        "node_modules/govuk-frontend": {
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+            "resolved": "https://registry.npmjs.org/govuk-frontend/-/govuk-frontend-4.6.0.tgz",
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+            "dependencies": {
+                "binary-extensions": "^2.0.0"
+            },
+            "engines": {
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+        "node_modules/is-extglob": {
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+        "node_modules/normalize-path": {
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+            "engines": {
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+        "node_modules/picomatch": {
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+            "engines": {
+                "node": ">=8.6"
+            },
+            "funding": {
+                "url": "https://github.com/sponsors/jonschlinkert"
+            }
+        },
+        "node_modules/readdirp": {
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