diff --git a/.hgtags b/.hgtags
index d8c159090..44ef2f15e 100644
--- a/.hgtags
+++ b/.hgtags
@@ -446,3 +446,4 @@ ce2ced3856909f36f8130c99eaa4dbdbae636ddc release-1.17.4
 9af0dddbddb2c368bfedd2801bc100ffad01e19b release-1.17.5
 de68d0d94320cbf033599c6f3ca37e5335c67fd7 release-1.17.6
 e56295fe0ea76bf53b06bffa77a2d3a9a335cb8c release-1.17.7
+fdacd273711ddf20f778c1fb91529ab53979a454 release-1.17.8