Fix link in README.md

README.md

@@ -139,7 +139,7 @@ Have something to contribute to make the mod even better? Feel free to create a
   - [Wheel Scroll plugin](http://adoxa.altervista.org/freelancer/plugins.html#wheelscroll)
   - [Zone plugin](http://adoxa.altervista.org/freelancer/plugins.html#zone)
   - Support
-- Jean-loup Gailly & [Mark Adler] et al.(https://github.com/madler)
+- Jean-loup Gailly & [Mark Adler](https://github.com/madler) et al.
   - [zlib-ng](https://github.com/zlib-ng/zlib-ng)
 - [Jeider](https://github.com/Jeider), RenderG & Whiskas T-Mech
   - [Freelancer Advanced Widescreen HUD](https://www.moddb.com/mods/freelacer-advanced-widescreen-hud)