diff --git a/biome.json b/biome.json
index 75177512..e25ea51b 100644
--- a/biome.json
+++ b/biome.json
@@ -26,6 +26,7 @@
         "noUnusedVariables": "error"
       },
       "performance": {
+        "noBarrelFile": "error",
         "noDelete": "off"
       },
       "style": {
diff --git a/packages/abitype/src/exports/abis.ts b/packages/abitype/src/exports/abis.ts
index 23e38147..37a4c1d8 100644
--- a/packages/abitype/src/exports/abis.ts
+++ b/packages/abitype/src/exports/abis.ts
@@ -1,3 +1,4 @@
+// biome-ignore lint/performance/noBarrelFile: <explanation>
 export {
   customSolidityErrorsHumanReadableAbi,
   ensHumanReadableAbi,
diff --git a/packages/abitype/src/exports/index.ts b/packages/abitype/src/exports/index.ts
index 519c1bdf..32d8b730 100644
--- a/packages/abitype/src/exports/index.ts
+++ b/packages/abitype/src/exports/index.ts
@@ -32,6 +32,7 @@ export type {
   TypedDataType,
 } from '../abi.js'
 
+// biome-ignore lint/performance/noBarrelFile: <explanation>
 export { BaseError } from '../errors.js'
 
 export type { Narrow } from '../narrow.js'
diff --git a/packages/abitype/src/exports/zod.ts b/packages/abitype/src/exports/zod.ts
index bb5414ce..709403fe 100644
--- a/packages/abitype/src/exports/zod.ts
+++ b/packages/abitype/src/exports/zod.ts
@@ -1,3 +1,4 @@
+// biome-ignore lint/performance/noBarrelFile: <explanation>
 export {
   Address,
   SolidityAddress,
diff --git a/packages/abitype/test/globalSetup.ts b/packages/abitype/test/globalSetup.ts
index 4e334033..c91ebdeb 100644
--- a/packages/abitype/test/globalSetup.ts
+++ b/packages/abitype/test/globalSetup.ts
@@ -14,4 +14,5 @@ export default function () {
   })
 }
 
+// biome-ignore lint/performance/noBarrelFile: <explanation>
 export { teardown } from '@arktype/attest'