diff --git a/.gitignore b/.gitignore
index a1f97c1..f9106b0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -34,3 +34,4 @@ CPLD/MAXV/GR8RAM.qws
 
 /Hardware/MAX/GR8RAM-backups/*
 /Hardware/LCMXO2/GR8RAM-backups/*
+*.lck