diff --git a/.hgtags b/.hgtags
index c9642352cd0ad6892b117f31328a2e698bc0926a..8ba9649a7e2dacf7a92c847614f1819bd08e1b8b 100644
--- a/.hgtags
+++ b/.hgtags
@@ -745,3 +745,4 @@ aedefb75358f3cda5181bf594c2cda833056b25a jdk8u66-b08
 83621deea0fcb4a517b94c5546b4f8738588cb6c jdk8u66-b09
 5280a8174aea13bd242480419e6228857dac7b59 jdk8u66-b10
 8a23b6392c590b7bf5f6ad2c4746dc03981a7f60 jdk8u66-b11
+ab64d7ea4f48ea4bdbcc43d4a653be157d9c29e3 jdk8u66-b12