diff --git a/scripts/postinst.sh b/scripts/postinst.sh
index 4287e0c..4e47ea6 100755
--- a/scripts/postinst.sh
+++ b/scripts/postinst.sh
@@ -6,7 +6,7 @@ set -e
 #
 # TODO: This is only tested on Debian.
 #
-if [ "$1" = "configure" ] && [ -d /run/systemd/system ]; then
+if ( [ "$1" = "configure" ] || [ "$1" = "1" ] ) && [ -d /run/systemd/system ]; then
   # Create ntfy user/group
   id ntfy >/dev/null 2>&1 || useradd --system --no-create-home ntfy
   chown ntfy.ntfy /var/cache/ntfy
diff --git a/scripts/postrm.sh b/scripts/postrm.sh
index f34f653..10b2fd9 100755
--- a/scripts/postrm.sh
+++ b/scripts/postrm.sh
@@ -2,7 +2,7 @@
 set -e
 
 # Delete the config if package is purged
-if [ "$1" = "purge" ]; then
+if [ "$1" = "purge" ] || [ "$1" = "0" ]; then
   id ntfy >/dev/null 2>&1 && userdel ntfy
   rm -f /etc/ntfy/server.yml /etc/ntfy/client.yml
   rmdir /etc/ntfy || true
diff --git a/scripts/preinst.sh b/scripts/preinst.sh
index d09528c..6918a14 100755
--- a/scripts/preinst.sh
+++ b/scripts/preinst.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 set -e
 
-if [ "$1" = "install" ] || [ "$1" = "upgrade" ]; then
+if [ "$1" = "install" ] || [ "$1" = "upgrade" ] || [ "$1" = "1" ]; then
   # Migration of old to new config file name
   oldconfigfile="/etc/ntfy/config.yml"
   configfile="/etc/ntfy/server.yml"
diff --git a/scripts/prerm.sh b/scripts/prerm.sh
index f366855..fc02619 100755
--- a/scripts/prerm.sh
+++ b/scripts/prerm.sh
@@ -2,7 +2,7 @@
 set -e
 
 # Stop systemd service
-if [ -d /run/systemd/system ] && [ "$1" = remove ]; then
+if [ -d /run/systemd/system ] && ( [ "$1" = remove ] || [ "$1" = "0" ] ); then
   echo "Stopping ntfy.service ..."
   if [ -x /usr/bin/deb-systemd-invoke ]; then
     deb-systemd-invoke stop 'ntfy.service' >/dev/null || true