diff --git a/dotfiles/gitignore b/dotfiles/gitignore
index f1d43b8..effe636 100644
--- a/dotfiles/gitignore
+++ b/dotfiles/gitignore
@@ -17,3 +17,6 @@ Thumbs.db
 # Try to avoid accidentally checking in private keys
 id_rsa
 id_ecdsa
+
+# Kicad backup files
+*.kicad_pcb-bak