diff --git a/debian/changelog b/debian/changelog
index 224aee6..0e5a94d 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,9 +1,9 @@
-linuxmuster-client-adsso (0.8-0ubuntu5) bionic; urgency=medium
+linuxmuster-client-adsso (0.8-0ubuntu6) bionic; urgency=medium
 
   * fix #15 remove remnant line
-  * fix #13 over long lines	
-  * fix #11 using a turnkey script	
-	
+  * fix #13 over long lines
+  * fix #11 using a turnkey script: remove keytab file
+
  -- Tobias Küchel <devel@zukuul.de>  Sat, 16 Nov 2019 21:43:39 +0100
 
 linuxmuster-client-adsso (0.8-0ubuntu4) bionic; urgency=medium
diff --git a/sbin/linuxmuster-client-adsso-setup b/sbin/linuxmuster-client-adsso-setup
index e70d8c0..0f6865f 100755
--- a/sbin/linuxmuster-client-adsso-setup
+++ b/sbin/linuxmuster-client-adsso-setup
@@ -128,6 +128,10 @@ for f in os.listdir(tpldir):
         print(' Failed!')
         sys.exit(1)
 
+# deleting krb5.keytab file, if existent
+printr('\nDeleting krb5.keytab if it exists ... ')
+if os.path.exists("/etc/krb5.keytab"):
+    os.unlink("/etc/krb5.keytab")
 
 # set permissions on sssd.conf
 printr('\nSetting sssd.conf permissions ... ')