diff --git a/Convert2mkv.sh b/Convert2mkv.sh
index 8f76b18..5ae7eee 100755
--- a/Convert2mkv.sh
+++ b/Convert2mkv.sh
@@ -22,7 +22,9 @@ if [ $# -gt 0 ] && [ -e $1 ]; then
 	## Convert input Video to VP8 and scale it to 1080p - convert audio to libvorbis in an mkv container
 #	ffmpeg -i $1 -c:v vp8 -vf scale=1920:1080 -c:a libvorbis ${filename}.mkv
 	## Scale imput video to 1080p and convert audio to libvorbis in an mkv container
-	ffmpeg -i $1 -vf scale=1920:1080 -c:a copy ${filename}.mkv
+#	ffmpeg -i $1 -vf scale=1920:1080 -c:a copy ${filename}.mkv
+	## Convert video and audio copy in an mkv container
+	ffmpeg -i $1 -c:v copy -c:a copy ${filename}.mkv
 else
 	## Show help
 	echo -e "** Konvertiert eine beliebige Videodatei in ein vp9/libvorbis mkv Kontainer. Benutzung: \n\t$(basename $0) <Videodatei>"
diff --git a/README.md b/README.md
index 1f04fe4..5aea551 100644
--- a/README.md
+++ b/README.md
@@ -10,13 +10,13 @@ See also at [LUG-VS-Wiki Nützliche Scripte](https://lug-vs.org//lugvswiki/index
 |Script|Description|
 |---|---|
 |[CheckKernel.sh](CheckKernel.sh)|Show some Kernel information (supports -d for debug und -v for verbose)|
-|[Convert2mkv.sh](Convert2mkv.sh)|Convert an VideoFile as parameter in an 'mkv' container (vp9/libvorbis)|
+|[Convert2mkv.sh](Convert2mkv.sh)|Convert an VideoFile as parameter in an 'mkv' container (vp9/libvorbis) updated 2022-01-16|
 |[dfc.sh](dfc.sh)|Script shows the free memory of all mounted file systems beside *tmpfs traffic light colored|
 |[duc-index.sh](duc-index.sh)|Script to be added e.g. as cronjob, which generate an index w/o NFS and DavFS file system mounted files|
 |[make_exif-name.sh](make_exif-name.sh)|Add a comment in all *.jpg files in the actual and all subfolders|
 |[SavePC.sh](SavePC.sh)|Save some helpfull settings (not /home) and some general informatin|
 |[SaveX11crash.sh](SaveX11crash.sh)|Save the X11 logs and the journalctl of the last 10 minutes (requires root)|
-|[SchredderHDD.sh](SchredderHDD.sh)|Delete a mechanical  Hard Disk (HDD) reliably to ensure before forward it to the recycling, that no old data are there|
+|[SchredderHDD.sh](SchredderHDD.sh)|Delete a mechanical  Hard Disk (HDD) reliably to ensure before forward it to the recycling, that no old data are there updated 2022-01-16|
 |[utf8.sh](utf8.sh)|Convert text from e.g. Windows latin1 to utf8 text (e.g. in READMEs or other text (not for office documents))|
 |[wmf2svg.sh](wmf2svg.sh)|Example script converts WMF files in SVG to share it easily on the internet|
 |[write-exif-comment.sh](write-exif-comment.sh)|Write JPEG EXIF comment in all *.jpg files|
diff --git a/SchredderHDD.sh b/SchredderHDD.sh
index 9a69529..c1e0886 100755
--- a/SchredderHDD.sh
+++ b/SchredderHDD.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 # Löscht ein komplettes Device
 # Version 0.2.0
-# Vom 2012-10-15 Aktualisert am 2022-01-11
+# Vom 2012-10-15 Aktualisert am 2021-01-24
 # (c) LUG-VS (GPL)
 
 ##Status anzeigen:
@@ -28,7 +28,7 @@ fi
 
 # Device zuweisen
 OF=$1
-SIZE=$(( $(fdisk -l ${OF} 2> /dev/null | grep  ${OF} | sed -r "s/.*\, (.*) byte.*/\1/I" | head -n1) )) 
+SIZE=$(fdisk -l ${OF} 2> /dev/null | grep  ${OF} | sed -r "s/.*\, (.*) byte.*/\1/I") 
 NAME=$(fdisk -l ${OF} 2> /dev/null | head -n2 | tail -n1 | sed 's/.*: *//' | sed 's/ *//')
 RNDOM=$(( 20 * 1024 * 1024 )) # Durchsatz bei Zufallszahlen in B/s
 NULLS=$((  40 * 1024 * 1024 )) # Durchsatz bei Zufallszahlen in B/s