diff --git a/.gitattributes b/.gitattributes
index 7955a8c7de22917a314deb9eba366fd01746f5b8..1e01e0484633cf0dfba004c319f03cfa513d1699 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -21,3 +21,6 @@
 *.pvtu* filter=lfs diff=lfs merge=lfs -text
 *.gif filter=lfs diff=lfs merge=lfs -text
 web/resources/_gen/**/*.content filter=lfs diff=lfs merge=lfs -text
+# Gocad files
+*.sg filter=lfs diff=lfs merge=lfs -text
+*@@ filter=lfs diff=lfs merge=lfs -text