Update index.md

Author: dawidolko

index.md

@@ -134,8 +134,8 @@ If you have questions or suggestions on how to improve the information on this p
 
 #### - If you need more help, click on the How to Get button to get a step-by-step tutorial on how to get this achievement.
 
-[![quickdraw](assets/img/btn.png)](assets/quickdraw.md)
-<div align="center"><a href="assets/quickdraw.md"><img src="assets/img/btn.png" alt=""></a></div>
+[![quickdraw](assets/img/btn.png)](quickdraw.md)
+<div align="center"><a href="quickdraw.md"><img src="assets/img/btn.png" alt=""></a></div>
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