docs

CONTRIBUTING.md

@@ -202,7 +202,7 @@ jupyter lab --dev-mode --watch
 
 There are a series of build utilities for maintaining the repository.
 To get a suggested version for a library use `npm run get:dependency foo`.
-To update the version of a library across the repo us `npm run update:dependency foo@^x.x`.
+To update the version of a library across the repo use `npm run update:dependency foo@^x.x`.
 To remove an unwanted dependency use `npm run remove:dependency foo`.
 
 The key utility is `npm run integrity`, which ensures the integrity of