diff --git a/config/rootfiles/core/121/update.sh b/config/rootfiles/core/121/update.sh
index 1d4bd5306..4d19e48f5 100644
--- a/config/rootfiles/core/121/update.sh
+++ b/config/rootfiles/core/121/update.sh
@@ -29,6 +29,8 @@ core=121
 exit_with_error() {
 	# Set last succesfull installed core.
 	echo $(($core-1)) > /opt/pakfire/db/core/mine
+	# don't start pakfire again at error
+	killall -KILL pak_update
 	/usr/bin/logger -p syslog.emerg -t ipfire \
 		"core-update-${core}: $1"
 	exit $2
diff --git a/config/rootfiles/core/122/update.sh b/config/rootfiles/core/122/update.sh
index 6105bf280..71d197db8 100644
--- a/config/rootfiles/core/122/update.sh
+++ b/config/rootfiles/core/122/update.sh
@@ -29,6 +29,8 @@ core=122
 exit_with_error() {
 	# Set last succesfull installed core.
 	echo $(($core-1)) > /opt/pakfire/db/core/mine
+	# don't start pakfire again at error
+	killall -KILL pak_update
 	/usr/bin/logger -p syslog.emerg -t ipfire \
 		"core-update-${core}: $1"
 	exit $2