diff --git a/README.md b/README.md
index eb844ef..dc2b5d6 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@ Challenges: (ranked roughly from easiest to hardest)
  -  put user in a python shell, have them try to read the flag from a file
  -  `2l.sh` - read flag from a file using only 2-letter shell commands
  -  `approved.pl` - read flag from file using only the commands `ls`, `pwd`, `whoami`
+ -  `squeal.sh` - perform an SQL injection attack to read the secret flag from the `flags` table
  -  `patience.c` - find the code from a binary executable that will print the solution in 1 year's time
 
 Make sure there is a different flag for each challenge.