diff --git a/.gitattributes b/.gitattributes
index db738ef..9aba15e 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -2,3 +2,4 @@
 *.blend1 filter=lfs diff=lfs merge=lfs -text
 *.stl filter=lfs diff=lfs merge=lfs -text
 *.3mf filter=lfs diff=lfs merge=lfs -text
+*.FCStd filter=lfs diff=lfs merge=lfs -text
diff --git a/.gitignore b/.gitignore
index af78070..eec1b47 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 *.gcode
 *.json
+*.FCBak