diff --git a/.hgtags b/.hgtags
index 3e8bf7fc86..b9c11bbbb7 100644
--- a/.hgtags
+++ b/.hgtags
@@ -593,3 +593,4 @@ d29f0181ba424a95d881aba5eabf2e393abcc70f jdk-14+16
 e84d8379815ba0d3e50fb096d28c25894cb50b8c jdk-14+18
 9b67dd88a9313e982ec5f710a7747161bc8f0c23 jdk-14+19
 54ffb15c48399dd59922ee22bb592d815307e77c jdk-14+20
+c16ac7a2eba4e73cb4f7ee9294dd647860eebff0 jdk-14+21