diff --git a/.gitignore b/.gitignore
index 41d1abca..a3b149bc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,6 +30,8 @@ override.cfg
 # контроль версий
 scripts/commit.gd
 
+*.bak
+
 # python специфичное
 modbus/pymodbus/__pycache__
 modbus/serial/__pycache__