diff --git a/doc/user-manual/.gitignore b/doc/user-manual/.gitignore
index b2ba4d5..61ad7e0 100644
--- a/doc/user-manual/.gitignore
+++ b/doc/user-manual/.gitignore
@@ -19,3 +19,4 @@ fpakc_UserManual-blx.bib
 *.gls
 *.ist
 fpakc_UserManual.run.xml
+*.bib.sav