They have update packs Base Game: https://www.amazon.com/Dominion-Board-Game-Update-Pack/dp/B01LYX2F3R/ref=sr_1_8?s=toys-and-games&ie=UTF8&qid=1493238872&sr=1-8&keywords=dominion
Intrigue: https://www.amazon.com/Dominion-Intrigue-Board-Game-Update/dp/B01LWN4C0G/ref=sr_1_14?s=toys-and-games&ie=UTF8&qid=1493238872&sr=1-14&keywords=dominion
https://www.amazon.com/Rio-Grande-Games-Dominion-Intrigue/dp/B01LWN4C0G/ref=mp_s_a_1_3?ie=UTF8&qid=1547401205&sr=8-3&pi=AC_SX236_SY340_FMwebp_QL65&keywords=dominion+update+pack&dpPl=1&dpID=51rzPcKuEhL&ref=plSrch
Not sure how to link into the smaller words