diff --git a/README.md b/README.md
index b7678b3..060c4a0 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,8 @@ This package exports a `compressors` object intended to be passed into [hyparque
 
 The hyparquet library by default only supports `uncompressed` and `snappy` compressed files. The `hyparquet-compressors` package extends support for all legal parquet compression formats.
 
+The `hyparquet-compressors` package works in both node.js and the browser. Uses js and wasm packages, no system dependencies.
+
 ## Usage
 
 ```js
@@ -20,6 +22,8 @@ import { compressors } from 'hyparquet-compressors'
 await parquetRead({ file, compressors, onComplete: console.log })
 ```
 
+See [hyparquet](https://github.com/hyparam/hyparquet) repo for further info.
+
 # Supported compression formats
 
 Parquet compression types supported with `hyparquet-compressors`:
@@ -35,6 +39,12 @@ Parquet compression types supported with `hyparquet-compressors`:
 # References
 
  - https://parquet.apache.org/docs/file-format/data-pages/compression/
+ - https://en.wikipedia.org/wiki/Brotli
  - https://en.wikipedia.org/wiki/Gzip
  - https://en.wikipedia.org/wiki/LZ4_(compression_algorithm)
  - https://en.wikipedia.org/wiki/Snappy_(compression)
+ - https://en.wikipedia.org/wiki/Zstd
+ - https://github.com/101arrowz/fzstd
+ - https://github.com/foliojs/brotli.js
+ - https://github.com/hyparam/hysnappy
+ - https://github.com/nodeca/pako
diff --git a/src/index.js b/src/index.js
index 8e8eb53..2c91c96 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,5 +1,4 @@
-// @ts-ignore
-import BROTLI from 'brotli/decompress'
+import BROTLI from 'brotli/decompress.js'
 import { decompress as ZSTD } from 'fzstd'
 import { snappyUncompressor } from 'hysnappy'
 import pako from 'pako'
@@ -11,6 +10,7 @@ import { LZ4, LZ4_RAW } from './lz4.js'
 export const compressors = {
   SNAPPY: snappyUncompressor(),
   GZIP: input => pako.ungzip(input),
+  // @ts-expect-error brotli expects Buffer but Uint8Array works
   BROTLI,
   ZSTD: input => ZSTD(input),
   LZ4,