diff --git a/SC2045.md b/SC2045.md
index a88a9d1..8f2a557 100644
--- a/SC2045.md
+++ b/SC2045.md
@@ -30,4 +30,5 @@ The following files can or will break the first loop:
 
 ### Related resources:
 
-* [Bash Pitfalls: for i in $(ls *.mp3)](http://mywiki.wooledge.org/BashPitfalls#pf1)
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+* [Bash Pitfalls: for i in $(ls *.mp3)](http://mywiki.wooledge.org/BashPitfalls#pf1)
++ [How to loop over directories in Linux?](https://stackoverflow.com/questions/2107945/how-to-loop-over-directories-in-linux)
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