diff --git a/Lasal.gitignore b/Lasal.gitignore
index 18cb15c1..f017f386 100644
--- a/Lasal.gitignore
+++ b/Lasal.gitignore
@@ -1,10 +1,11 @@
 ## LASAL ###
 # website: https://www.sigmatek-automation.com/en/products/engineering-tool-lasal/
 
-# Lasal visu runtime folders generated during build
+# Lasal screen/visu runtime folders generated during build
 **/Runtime
 **/BAK
 **/Language
+**/TempPreview
 
 # Lasal class runtime folders generated during build
 ProjectInternal
@@ -12,6 +13,9 @@ Internal
 **/Network/*/*.st
 **/Drive/*.st
 
+# Bootdisk files
+**/Bootdisk
+
 # various filetypes generated at runtime or used for internal backups
 *.ldi
 *.bak
@@ -25,8 +29,12 @@ Internal
 *.lcc
 *.lds
 
+# SigCLib requires lba and lob files
+!cObjLib.lob
+!cObjLib.lba
+
 # opc related classes added automatically from lasal instance
 !**/Class/OPC_UA/**
 !**/Class/OPC_UA_Client/**
 !**/Class/OPC_UA_ModuleBase/**
-!**/Class/OPC_UA_AddressSpace/**
\ No newline at end of file
+!**/Class/OPC_UA_AddressSpace/**