diff --git a/.gitignore b/.gitignore
index f3091f9b..4f6d1eb6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@ gasreport-*
 *.DS_Store
 node_modules
 build
+index.js
\ No newline at end of file
diff --git a/hardhat.config.ts b/hardhat.config.ts
index bedace12..3e7b4a69 100644
--- a/hardhat.config.ts
+++ b/hardhat.config.ts
@@ -176,6 +176,33 @@ const config: HardhatUserConfig = {
     runOnCompile: true,
     clear: true,
     flat: true,
+    only: [
+      'ENS$',
+      'ENSRegistry$',
+      'ENSRegistryWithFallback$',
+      'ExponentialPremiumPriceOracle$',
+      'ETHRegistrarController$',
+      'FIFSRegistrar$',
+      'LinearPremiumPriceOracle$',
+      'PriceOracle$',
+      'PublicResolver$',
+      'Resolver$',
+      'ReverseRegistrar$',
+      'TestRegistrar$',
+      'StablePriceOracle$',
+      'DNSRegistrar$',
+      'PublicSuffixList$',
+      'SimplePublicSuffixList$',
+      'TLDPublicSuffixList$',
+      'NameWrapper$',
+      'Root$',
+      'DNSSEC$',
+      'RSASHA1Algorithm$',
+      'RSASHA256Algorithm$',
+      'SHA256Digest$',
+      'SHA1Digest$',
+      'SHA1NSEC3Digest$'
+    ],
     except: [
       'Controllable$',
       'INameWrapper$',
diff --git a/index.js b/index.js
deleted file mode 100644
index 73a6491c..00000000
--- a/index.js
+++ /dev/null
@@ -1,58 +0,0 @@
-const BaseRegistrar = require('./build/contracts/BaseRegistrar')
-const BaseRegistrarImplementation = require('./build/contracts/BaseRegistrarImplementation')
-const BulkRenewal = require('./build/contracts/BulkRenewal')
-const ENS = require('./build/contracts/ENS')
-const ENSRegistry = require('./build/contracts/ENSRegistry')
-const ENSRegistryWithFallback = require('./build/contracts/ENSRegistryWithFallback')
-const ExponentialPremiumPriceOracle = require('./build/contracts/ExponentialPremiumPriceOracle')
-const ETHRegistrarController = require('./build/contracts/ETHRegistrarController')
-const FIFSRegistrar = require('./build/contracts/FIFSRegistrar')
-const LinearPremiumPriceOracle = require('./build/contracts/LinearPremiumPriceOracle')
-const PriceOracle = require('./build/contracts/PriceOracle')
-const PublicResolver = require('./build/contracts/PublicResolver')
-const Resolver = require('./build/contracts/Resolver')
-const ReverseRegistrar = require('./build/contracts/ReverseRegistrar')
-const TestRegistrar = require('./build/contracts/TestRegistrar')
-const StablePriceOracle = require('./build/contracts/StablePriceOracle')
-const DNSRegistrar = require('./build/contracts/DNSRegistrar')
-const PublicSuffixList = require('./build/contracts/PublicSuffixList')
-const SimplePublicSuffixList = require('./build/contracts/SimplePublicSuffixList')
-const TLDPublicSuffixList = require('./build/contracts/TLDPublicSuffixList')
-
-const Root = require('./build/contracts/Root')
-const DNSSEC = require('./build/contracts/DNSSEC')
-const RSASHA256Algorithm = require('./build/contracts/RSASHA256Algorithm')
-const RSASHA1Algorithm = require('./build/contracts/RSASHA1Algorithm')
-const SHA256Digest = require('./build/contracts/SHA256Digest')
-const SHA1Digest = require('./build/contracts/SHA1Digest')
-const SHA1NSEC3Digest = require('./build/contracts/SHA1NSEC3Digest')
-
-module.exports = {
-  BaseRegistrar,
-  BaseRegistrarImplementation,
-  BulkRenewal,
-  ENS,
-  ENSRegistry,
-  ENSRegistryWithFallback,
-  ExponentialPremiumPriceOracle,
-  ETHRegistrarController,
-  FIFSRegistrar,
-  LinearPremiumPriceOracle,
-  PriceOracle,
-  PublicResolver,
-  Resolver,
-  ReverseRegistrar,
-  StablePriceOracle,
-  TestRegistrar,
-  DNSRegistrar,
-  PublicSuffixList,
-  SimplePublicSuffixList,
-  TLDPublicSuffixList,
-  Root,
-  DNSSEC,
-  RSASHA256Algorithm,
-  RSASHA1Algorithm,
-  SHA256Digest,
-  SHA1Digest,
-  SHA1NSEC3Digest,
-}
diff --git a/package.json b/package.json
index bc10667a..dc1a0ffb 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "test": "hardhat test",
     "test:local": "hardhat --network localhost test",
     "lint": "hardhat check",
-    "build": "rm -rf ./build/deploy ./build/hardhat.config.js && hardhat compile && tsc",
+    "build": "rm -rf ./build/deploy ./build/hardhat.config.js && hardhat compile && tsc && node ./scripts/create-index-file.js",
     "prepublishOnly": "yarn build",
     "pub": "yarn publish --access public"
   },
diff --git a/scripts/create-index-file.js b/scripts/create-index-file.js
new file mode 100644
index 00000000..6a2efba7
--- /dev/null
+++ b/scripts/create-index-file.js
@@ -0,0 +1,27 @@
+// scan through the /build/contracts directory and require all of the contracts
+// and add them to the module.exports object, then write the module.exports object
+// to a file called index.js.
+
+const fs = require('fs')
+const path = require('path')
+
+const contractsDir = path.join(__dirname, '../', 'build', 'contracts')
+
+const contracts = fs
+  .readdirSync(contractsDir)
+  .map((file) => file.replace('.json', ''))
+
+const indexFile =
+  contracts
+    .map(
+      (contract) =>
+        `const ${contract} = require('./build/contracts/${contract}')`,
+    )
+    .join('\n') +
+  '\n\nmodule.exports = {\n' +
+  contracts.map((contract) => `  ${contract}`).join(',\n') +
+  '\n}'
+
+fs.writeFileSync(path.join(__dirname, '../', 'index.js'), indexFile)
+
+console.log('index.js created')