diff --git a/.hgtags b/.hgtags
index 909135b42..875f645d2 100644
--- a/.hgtags
+++ b/.hgtags
@@ -1649,3 +1649,4 @@ f5470cca341b81077c68ff2a240a64723288197c FIREFOX_16_0b6_BUILD1_RUNTIME
 8a2c29db72ad66ff6a81f6d2c50b32bbb5672d6d THUNDERBIRD_16_0_BUILD1
 8a2c29db72ad66ff6a81f6d2c50b32bbb5672d6d FIREFOX_10_0_8esr_RELEASE
 8a2c29db72ad66ff6a81f6d2c50b32bbb5672d6d FIREFOX_10_0_8esr_BUILD1
+785ecb138ee460f085efaccd6d3e967ccdbc46c3 FENNEC_16_0_RELEASE