diff --git a/README.md b/README.md
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 #### Operating System Fundamentals
 
-- [Operating Systems: Three Easy Pieces -  Remzi H Arpaci-Dusseau, Andrea C Arpaci-Dusseau](https://pages.cs.wisc.edu/~remzi/OSTEP/)
+- [💎 Operating Systems: Three Easy Pieces -  Remzi H Arpaci-Dusseau, Andrea C Arpaci-Dusseau](https://pages.cs.wisc.edu/~remzi/OSTEP/)
 
 #### Multitasking and Parallel Processing