diff --git a/packages/react/src/FileList/README.md b/packages/react/src/FileList/README.md
index fa86634ac7..e149ac3384 100644
--- a/packages/react/src/FileList/README.md
+++ b/packages/react/src/FileList/README.md
@@ -1,5 +1,5 @@
 <!-- @license CC0-1.0 -->
 
-# React FileList component
+# React File List component
 
-[FileList documentation](../../../css/src/components/file-list/README.md)
+[File List documentation](../../../css/src/components/file-list/README.md)
diff --git a/packages/react/src/common/formatFileSize.tsx b/packages/react/src/common/formatFileSize.tsx
index d95c3919db..a17666e3e6 100644
--- a/packages/react/src/common/formatFileSize.tsx
+++ b/packages/react/src/common/formatFileSize.tsx
@@ -4,9 +4,9 @@
  */
 
 /**
- *
- * @param fileType
- * @returns Human readable file size
+ * @param fileSize The size of the file in bytes.
+ * @param precision The number of significant digits in the output.
+ * @returns A human readable file size
  */
 export const formatFileSize = (fileSize: number, precision = 3) => {
   const UNITS = ['bytes', 'kB', 'MB', 'GB']