-Explanation: Ubuntu <%= codename %>
+Explanation: Ubuntu <%= codename %> security
Package: *
-Pin: release o=Ubuntu,a=<%= release %>,v=<%= release_version %>*
+Pin: release o=Ubuntu,a=<%= codename %>-security
Pin-Priority: 990
+Explanation: Ubuntu <%= codename %> updates
+Package: *
+Pin: release o=Ubuntu,a=<%= codename %>-updates
+Pin-Priority: 980
+
+Explanation: Ubuntu <%= codename %>
+Package: *
+Pin: release o=Ubuntu,a=<%= codename %>
+Pin-Priority: 970
+
Explanation: Ubuntu backports
Package: *
Pin: release a=<%= codename %>-backports