diff --git a/README.md b/README.md
index 89e143b..ed1de39 100644
--- a/README.md
+++ b/README.md
@@ -247,7 +247,7 @@ const blob = await store.getMetadata('some-key')
 console.log(blob.etag, blob.metadata)
 ```
 
-### `set(key: string, value: ArrayBuffer | Blob | ReadableStream | string, { metadata?: object }): Promise<void>`
+### `set(key: string, value: ArrayBuffer | Blob | string, { metadata?: object }): Promise<void>`
 
 Creates an object with the given key and value.
 
diff --git a/src/types.ts b/src/types.ts
index dae0d3f..09fd52f 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -1,4 +1,4 @@
-export type BlobInput = ReadableStream | string | ArrayBuffer | Blob
+export type BlobInput = string | ArrayBuffer | Blob
 
 export type Fetcher = typeof globalThis.fetch