The application relates to an infusion set comprising an infusion part (1) comprising a base part (3) having a main plane, a head part (6) extending from the main plane of the base part and a cannula (12) extending from the base part, first fastening means, a connector (2) having a plane being parallel to and above the main piano of the base part, and having one or more arms (15), said arms being fastened to the connector at a first end, and being free in a second opposite end, and a tube (14), guide means (7, 16) second fastening means (8, 17) being in the form of projecting connector retention devices (17) positioned on the arms of the connector adapted to engage with retention devices (8) extending from the base part, where the plane of the connector can be tilted to a distance from the base part causing the second to be displaced to a distance from that is larger than the height (h) of the retention devices.