diff --git a/.hgtags b/.hgtags
index 4ecaa7e..b539664 100644
--- a/.hgtags
+++ b/.hgtags
@@ -11,3 +11,4 @@ cb86f3a40115cc46f450c0c83fd9b9d3b740e820 nmdc-log-service-1.0.4
 cb86f3a40115cc46f450c0c83fd9b9d3b740e820 libnmdc-r6
 71343a2c641a438206d30ea7e75dc89a11dbef00 libnmdc-r7
 b0e57a5fcffdf4102d669db51a3648ddf66a0792 libnmdc-r8
+e7c2c71ef24b386add728fad35fff4a996fccbac libnmdc-r9