fire doesnt stay lit forever on netherrack

Put the summary of the bug you're having here
When u light netherrack it won't stay lit like on pc version
What I expected to happen was...:
Describe what you thought should happen here
I thought fire would burn forever on netherrack
What actually happened was...:
Describe what happened here
Th nettherrack cought on fire and then stopped burnning
Steps to Reproduce:
1. Light netherrack on fire
2. Wait about 1 minute and it will stop
3. ...