fix typo in readme

README.md

@@ -29,7 +29,7 @@ brew install ffmpeg --with-<CHOSEN_OPTIONS>
 Using `brew tap-pin` gives this tap's `ffmpeg` formula priority over homebrew-core to make installation simpler.  Now `ffmpeg` will refer to this tap's formula.  If you don't want to pin this tap you can still reference this tap's ffmpeg formula directly with `varenc/ffmpeg/ffmpeg`. Tap pinning will not influence an `ffmpeg` dependency in another formula.
 
 #### Old repo name
-This repo was previously referenced in homebrew as 'ffmpeg-with-options'. Thanks to GitHub redirects, references to the old name should still work but to update to the tap new name,	just do	this:
+This repo was previously referenced in homebrew as 'ffmpeg-with-options'. Thanks to GitHub redirects, references to the old name should still work but to update to the tap's new name,	just do	this:
 ```
 brew untap varenc/ffmpeg-with-options
 brew tap varenc/ffmpeg