extract texts using awk

Hello,
I have two files:

File1:
a
b
c
d

File2:
b
c
e

I need 'e' as output....

Thanks..

---------- Post updated at 12:16 PM ---------- Previous update was at 12:15 PM ----------

Basically I need the text from file2 that is not in file1

comm -13 <(sort file1) <(sort file2)