diff --git a/.gitignore b/.gitignore
index c0630d2..419dc06 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,6 +29,13 @@ fp-lib-table
 # Exported BOM files
 *.xml
 *.csv
+bom/
+
+# Manufacture files
+Gerber/
+
+# 3D-model Files
+*.step
 
 # ---> C
 # Prerequisites
@@ -83,4 +90,3 @@ modules.order
 Module.symvers
 Mkfile.old
 dkms.conf
-Gerber/