diff --git a/TeX.gitignore b/TeX.gitignore
index 5a5b1c62..e0f7825b 100644
--- a/TeX.gitignore
+++ b/TeX.gitignore
@@ -154,6 +154,9 @@ acs-*.bib
 # *.tikz
 *-tikzDictionary
 
+# latexindent will create succesive backup files by default
+#*.bak*
+
 # listings
 *.lol