diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..e2669d8
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,3 @@
+*.psht filter=lfs diff=lfs merge=lfs -text
+*.mov filter=lfs diff=lfs merge=lfs -text
+*.mp4 filter=lfs diff=lfs merge=lfs -text