diff --git a/package.json b/package.json
index 14421aa5..7d412b54 100644
--- a/package.json
+++ b/package.json
@@ -91,6 +91,7 @@
     "@testing-library/jest-dom": "6.1.4",
     "@testing-library/react": "14.0.0",
     "@testing-library/user-event": "14.5.1",
+    "@types/babel__core": "7.20.5",
     "@types/react": "18.2.31",
     "@types/react-dom": "18.2.14",
     "@typescript-eslint/eslint-plugin": "6.8.0",
@@ -98,7 +99,7 @@
     "autoprefixer": "10.4.16",
     "babel-plugin-tester": "11.0.4",
     "chromatic": "7.4.0",
-    "css-loader": "^7.1.2",
+    "css-loader": "7.1.2",
     "eslint": "8.52.0",
     "eslint-config-eloquence": "23.1.0",
     "eslint-config-prettier": "9.0.0",
@@ -112,12 +113,12 @@
     "jest-environment-jsdom": "29.7.0",
     "node-notifier": "10.0.1",
     "postcss": "8.4.31",
-    "postcss-loader": "^8.1.1",
+    "postcss-loader": "8.1.1",
     "prettier": "3.0.3",
     "react": "18.2.0",
     "react-dom": "18.2.0",
     "storybook": "7.5.1",
-    "style-loader": "^4.0.0",
+    "style-loader": "4.0.0",
     "tailwindcss": "3.3.3",
     "typedoc": "0.25.2",
     "typescript": "5.2.2",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 991552ca..39fc346a 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -78,6 +78,9 @@ importers:
       '@testing-library/user-event':
         specifier: 14.5.1
         version: 14.5.1(@testing-library/dom@9.3.3)
+      '@types/babel__core':
+        specifier: 7.20.5
+        version: 7.20.5
       '@types/react':
         specifier: 18.2.31
         version: 18.2.31
@@ -100,7 +103,7 @@ importers:
         specifier: 7.4.0
         version: 7.4.0
       css-loader:
-        specifier: ^7.1.2
+        specifier: 7.1.2
         version: 7.1.2(webpack@5.89.0(@swc/core@1.10.1)(esbuild@0.18.20))
       eslint:
         specifier: 8.52.0
@@ -142,7 +145,7 @@ importers:
         specifier: 8.4.31
         version: 8.4.31
       postcss-loader:
-        specifier: ^8.1.1
+        specifier: 8.1.1
         version: 8.1.1(postcss@8.4.31)(typescript@5.2.2)(webpack@5.89.0(@swc/core@1.10.1)(esbuild@0.18.20))
       prettier:
         specifier: 3.0.3
@@ -157,7 +160,7 @@ importers:
         specifier: 7.5.1
         version: 7.5.1
       style-loader:
-        specifier: ^4.0.0
+        specifier: 4.0.0
         version: 4.0.0(webpack@5.89.0(@swc/core@1.10.1)(esbuild@0.18.20))
       tailwindcss:
         specifier: 3.3.3
diff --git a/tsconfig.json b/tsconfig.json
index e3e84128..8d5c1eaf 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -4,7 +4,7 @@
     "declaration": true,
     "emitDeclarationOnly": true,
     "outDir": "./types",
-    "importHelpers": true,
+    "importHelpers": false, // False on the assumption that this doesn't affect the size of the compiled type definitions
     "lib": ["DOM", "ESNext"],
 
     // --- Type checking