This addendum defines the recommended jacket color for indoor cables containing wideband multimode fiber, WBMMF. These fibers are defined in TIA-492AAAE and in IEC 60793-2-10 for fiber model A1a.4. The performance of cabled WBMMF is defined in ANSI/TIA-568.3. The cabled optical fiber performance category for WBMMF is designated as OM5 in ISO/IEC 11801-1.