diff --git a/.gitignore b/.gitignore
index 888e0a722532c3..878192f2bddb6d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -57,3 +57,6 @@ docs/html
 
 # compilation database for VSCode and other Ides
 compile_commands.json
+
+# backup files, usually created by the ZAP tool
+*~