diff --git a/.hgtags b/.hgtags
index 4fa23b4c6e12..425c693429a2 100644
--- a/.hgtags
+++ b/.hgtags
@@ -5079,3 +5079,4 @@ e62c89485ef081311edf625308f0093307516d68 FIREFOX_128_0esr_BUILD1
 18b5deccfd5a73daddfc8a2ab5a6a41384ba8af5 FIREFOX_128_1_0esr_BUILD1
 b5f945290d0a97227a9de2c841b6695e40a9f7c2 FIREFOX_128_1_0esr_BUILD2
 b5f945290d0a97227a9de2c841b6695e40a9f7c2 FIREFOX_128_1_0esr_RELEASE
+49e746f805bd2d0c6a18e9db2df6ccbac0242eae FIREFOX_128_2_0esr_BUILD1