diff -r 964ac7439a52 -r 3e20defb1e3c .hgtags
--- a/.hgtags	Tue Dec 06 17:38:46 2016 +0100
+++ b/.hgtags	Thu Dec 08 15:11:20 2016 +0100
@@ -37,3 +37,4 @@
 2bf4fdcebd495516947e5e85f3b3db01d5fbe1a4 Isabelle2016-1-RC2
 51be997d0698583bf2d3f5a99f37381a146d3a6c Isabelle2016-1-RC3
 49708cffb98dc6ced89f66b10662e6af2808bebd Isabelle2016-1-RC4
+964ac7439a5227482fa0aeb8df61dc315b0c41a9 Isabelle2016-1-RC5