diff --git a/.hgtags b/.hgtags
index e3b734cf..bd12f81d 100644
--- a/.hgtags
+++ b/.hgtags
@@ -14,3 +14,4 @@ f6b20b8853255ccbc8e3bf29fd800b5500af02ff 0.1
 0000000000000000000000000000000000000000 0.5.2
 e3054c016de09e211bff9324347f60afc2577c9b 0.5.2
 4cf86e688eeff00d37c5379bb6b033f2da57f4fa 0.5.2.1
+0c1a7cea8bd2a3eca5ef0aefd3c99a2cf7d2290a 0.5.2.2