At least five Kenya Defence Forces (KDF) soldiers were on Wednesday killed and six others injured after their lorry ran over an IED at Kwa Omolo area in Lamu County.
The vehicle was moving from Baragoni towards Bodhei and was extensively damaged in the Wednesday morning incident.
The explosive is suspected to have been planted by suspected Al-Shabaab militants.
Kwa Omolo area is within Boni Forest and under Linda Boni operation zone.
The Operation Linda Boni which is multi-agency operation seeks to flush out Al-Shabaab militants from Boni Forest.
Department of Defence headquarters said it would issue a statement later.