Method to update the UE capability information in a mobile telecommunications network

A method for a node (130) core network to handle capability information user equipment, UE, a UE (120) in a mobile telecommunications network comprising at least one UE holding UE capabilities and at least an eNodeB (100), wherein the method comprises the steps of: - receiving (80) a first message (Md) comprising capability information UE UE, and - storing (90) the capability information UE received ; characterized by: - ​​receiving (20) a second message (Ma) comprising information indicative of the UE capabilities, whereby the second message (Ma) comprises a flag indicating whether the capability information UE UE needs to be updated or not, and - sending (30) in response to the second message, a third message (Mb) associated with UE capability information to the eNodeB.