diff --git a/files/flag.sh b/files/flag.sh
new file mode 100644
index 0000000..27dd641
--- /dev/null
+++ b/files/flag.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+sed -i "s/FLAGFLAGFLAG/$GZCTF_FLAG/" /var/www/html/flllllllllllllag.txt
+export GZCTF_FLAG=""