fixed linux download link

README.md

@@ -44,9 +44,9 @@ Frequently asked questions are answered in our [FAQ](FAQ.md).
 
 ### Linux
 
-1. Download the [latest version of Hack](ttf_latest)
-2. Extract the files from the archive (`.zip`)
-3. Copy the font files to either your system font folder (often `/usr/share/fonts/`) or user font folder (often `~/.local/share/fonts/`)
+1. Download the [latest version of Hack][ttf_latest].
+2. Extract the files from the archive (`.zip`).
+3. Copy the font files to either your system font folder (often `/usr/share/fonts/`) or user font folder (often `~/.local/share/fonts/`).
 4. Clear and regenerate your font cache and indexes with the following set of commands:
 
 ```