diff --git a/.gitignore b/.gitignore
index 3af1572ad..af0583f7e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,3 +20,4 @@ Svg.ts
 data/
 Folder.DotSettings.user
 index_*.ts
+.~lock.*
diff --git a/Docs/Presentations/.~lock.Fossgiss.odp# b/Docs/Presentations/.~lock.Fossgiss.odp#
deleted file mode 100644
index 9e76ddf66..000000000
--- a/Docs/Presentations/.~lock.Fossgiss.odp#
+++ /dev/null
@@ -1 +0,0 @@
-,pietervdvn,pietervdvn-Latitude-5591,12.03.2022 14:42,file:///home/pietervdvn/.config/libreoffice/4;
\ No newline at end of file
diff --git a/Docs/Presentations/Fossgiss.odp b/Docs/Presentations/Fossgiss.odp
index 898e22e48..d81ccad5d 100644
Binary files a/Docs/Presentations/Fossgiss.odp and b/Docs/Presentations/Fossgiss.odp differ