diff --git a/apparmor.changes b/apparmor.changes
index 643d158..0bce9fe 100644
--- a/apparmor.changes
+++ b/apparmor.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Oct  8 20:56:45 UTC 2020 - Christian Boltz <suse-beta@cboltz.de>
+
+- %service_del_postun_without_restart only works for Tumbleweed,
+  keep using DISABLE_RESTART_ON_UPDATE for Leap 15.x
+
 -------------------------------------------------------------------
 Fri Sep 11 15:32:37 UTC 2020 - Franck Bui <fbui@suse.com>
 
diff --git a/apparmor.spec b/apparmor.spec
index 371500f..baef4ef 100644
--- a/apparmor.spec
+++ b/apparmor.spec
@@ -762,7 +762,12 @@ fi
 
 %postun parser
 # don't call try-restart, see bnc#853019
+%if 0%{?suse_version} <= 1500
+export DISABLE_RESTART_ON_UPDATE="yes"
+%service_del_postun apparmor.service
+%else
 %service_del_postun_without_restart apparmor.service
+%endif
 
 %post abstractions
 # workaround for bnc#904620#c8 / lp#1392042