diff --git a/.gitignore b/.gitignore
index 2cda5af..e13894c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,6 +16,7 @@ _autosave-*
 *-save.pro
 *-save.kicad_pcb
 fp-info-cache
+~*.lck
 
 # Netlist files (exported from Eeschema)
 *.net