diff --git a/debian/_base/tdebase/debian/tdm-trinity.postinst b/debian/_base/tdebase/debian/tdm-trinity.postinst
index 253b73bf5..aa9808c7e 100644
--- a/debian/_base/tdebase/debian/tdm-trinity.postinst
+++ b/debian/_base/tdebase/debian/tdm-trinity.postinst
@@ -144,10 +144,10 @@ esac
 
 if [ -x "/etc/init.d/tdm" ]; then
   if [ -x "`which insserv 2>/dev/null`" ]; then
-    insserv tdm >/dev/null
+    insserv tdm >/dev/null || true
   else
     if [ -x "`which update-rc.d 2>/dev/null`" ]; then
-      update-rc.d tdm defaults 13 01 >/dev/null
+      update-rc.d tdm defaults 13 01 >/dev/null || true
     fi
   fi
 fi
diff --git a/debian/_base/tdebase/debian/tdm-trinity.postrm b/debian/_base/tdebase/debian/tdm-trinity.postrm
index 0cd027c45..f20297bab 100644
--- a/debian/_base/tdebase/debian/tdm-trinity.postrm
+++ b/debian/_base/tdebase/debian/tdm-trinity.postrm
@@ -35,7 +35,7 @@ fi
 
 if [ "$1" = "purge" ] ; then
     if [ -x "`which update-rc.d 2>/dev/null`" ]; then
-        update-rc.d tdm remove >/dev/null
+        update-rc.d tdm remove >/dev/null || true
     fi
 fi
 if [ -d /run/systemd/system ] ; then