Workflow rule not firing based on my condition?

[Tiger1]

I have a workflow rule that should fire (a text) when:

Update event = ALL_CHANGES
Condition = [Hours to Arrival] < 0.5

Here is the new row that got created - but the workflow rule did not fire off:

[Tiger1 · Accepted solution]

I figured out my problem - seems as i had a column in my template misspelled…