diff --git a/test-e2e/manager-basic.js b/test-e2e/manager-basic.js
index fc1f82763..8b06b227c 100644
--- a/test-e2e/manager-basic.js
+++ b/test-e2e/manager-basic.js
@@ -373,7 +373,6 @@ test('Consistent storage folders', async (t) => {
     await project.$getOwnRole()
   }
 
-  // @ts-ignore snapshot() is missing from typedefs
   t.snapshot(storageNames.sort())
 })
 
diff --git a/types/brittle.d.ts b/types/brittle.d.ts
index 767ff6790..166122d64 100644
--- a/types/brittle.d.ts
+++ b/types/brittle.d.ts
@@ -53,6 +53,7 @@ declare module 'brittle' {
     fail(message?: string): void
     exception: ExceptionAssertion
     execution<T>(fn: T | Promise<T>, message?: string): Promise<number>
+    snapshot(actual: unknown, message?: string): void
   }
 
   interface TestOptions {