diff --git a/packages/schemas/package.json b/packages/schemas/package.json
index 4b69fe1c3..643dd8c3f 100644
--- a/packages/schemas/package.json
+++ b/packages/schemas/package.json
@@ -11,7 +11,8 @@
   "scripts": {
     "generate": "ts-node src/gen/index.ts && xo src/db-entries --fix",
     "build": "yarn generate && rm -rf lib/ && tsc --p tsconfig.build.json",
-    "lint": "xo src/"
+    "lint": "xo src/",
+    "prepare": "yarn build"
   },
   "engines": {
     "node": "14",
diff --git a/packages/schemas/src/gen/index.ts b/packages/schemas/src/gen/index.ts
index 74129e4a9..42f33c8a5 100644
--- a/packages/schemas/src/gen/index.ts
+++ b/packages/schemas/src/gen/index.ts
@@ -205,7 +205,7 @@ const generate = async () => {
   await fs.writeFile(
     path.join(generatedDir, 'index.ts'),
     header +
-      conditionalString(allTypes.length > 0 && `export * from './${generatedTypesFilename}';`) +
+      conditionalString(allTypes.length > 0 && `export * from './${generatedTypesFilename}';\n`) +
       generated.map(([file]) => `export * from './${getOutputFileName(file)}';`).join('\n') +
       '\n'
   );