diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..3922968
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,2 @@
+# Shell Scripts LF enforcement
+*.sh text eol=lf
diff --git a/ctf_setup.sh b/ctf_setup.sh
index bb09ed4..5ad6a11 100644
--- a/ctf_setup.sh
+++ b/ctf_setup.sh
@@ -5,6 +5,8 @@
 #
 set -euo pipefail
 
+perl -pi -e 's/\r\n/\n/g' "$0"
+
 exec > >(tee /var/log/ctf_setup.log) 2>&1
 
 DONE_MARKER="/var/lib/cloud/instance/ctf-setup.done"
@@ -60,4 +62,4 @@ uv cache clean
 touch "$DONE_MARKER"
 touch "$LEGACY_DONE_MARKER"
 touch "$PROJECT_DONE_MARKER"
-echo "CTF environment setup complete!"
+echo "CTF environment setup complete!"
\ No newline at end of file