diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..8430cfc
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,4 @@
+# XET LOCK
+* filter=xet diff=xet merge=xet -text
+*.gitattributes filter=
+*.xet/** filter=
diff --git a/.xet/config.toml b/.xet/config.toml
new file mode 100644
index 0000000..60be371
--- /dev/null
+++ b/.xet/config.toml
@@ -0,0 +1,4 @@
+[upstream]
+origin_type = "github"
+user_name = "Charmve"
+repo_name = "computer-vision-in-action"