diff --git a/Sc2045.md b/Sc2045.md
index b8970ce..a4588f3 100644
--- a/Sc2045.md
+++ b/Sc2045.md
@@ -14,7 +14,7 @@
       echo "$f"
     done
 
-(also note that in Bash, `shopt -s nullglob` will allow the loop to run 0 times instead of 1 if there are no matches)
+(Also note that in Bash, `shopt -s nullglob` will allow the loop to run 0 times instead of 1 if there are no matches. There are [several other conditions](http://mywiki.wooledge.org/BashPitfalls#for_i_in_.24.28ls_.2A.mp3.29) to look out for. )
 
 ### Rationale: