Bane - Resetting Dots

I've noticed Bane resetting Timers on DoT's extended via Contagion (Losing 10 seconds + per DoT)

Not sure if this constitutes as a Bug, but submitting anyway


ISP: Sky

Type of Internet Connection: DSL

Internet Connection Speed: 2.5 MBit/s (Like a Baws)

Frequency: Sometimes - When using Bane

Character Name: Cryo Sphere

Race: Miqo'te (Catty thing)

World: Phoenix

Class/Level: 50 SMN

Area and Coordinates: Everywhere

Party or Solo: Both

NPC Name: None

Monster Name: Any

In-Game Time: Any

Steps:
Cast Raging Strikes
Cast Bio II
Cast Miasma
Cast Bio
Cast Contagion
Cast Bane
Banes chance to reset DoTs will reset DoTs of extended duration to normal