You may need a visa for Laos if you have a Timorese passport
Visa options for Laos (2)
Visa on arrival for Tourism
Travellers need a visa to visit Laos for Tourism. Travellers can get a visa on arrival in Laos at the port of entry, such as an international airport or border crossing. Travellers must have 2 passport photos taken a maximum of 6 months before arrival.
This is not offered by sherpa°.
Apply on the government site.