An edge-lit light fixture includes a first edge-lit light guide panel that has a first light guide. The edge-lit light fixture also includes a second edge-lit light guide panel that has a second light guide. The edge-lit light fixture further includes a center spine that has a protrusion. The first edge-lit light guide panel and the second edge-lit light guide panel are positioned on opposite sides of the protrusion. The protrusion separates a narrow edge of the first light guide from a narrow edge of the second light guide. A portion of the protrusion is positioned below the first light guide and the second light guide.