diff --git a/docs/CARS.md b/docs/CARS.md
index 2bec3dfb50..490fb59e13 100644
--- a/docs/CARS.md
+++ b/docs/CARS.md
@@ -115,7 +115,7 @@ A supported vehicle is one that just works when you install a comma device. All
 |Hyundai|Veloster 2019-20|Smart Cruise Control (SCC)|Stock|5 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 Hyundai E connector<br>- 1 RJ45 cable (7 ft)<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Hyundai&model=Veloster 2019-20">Buy Here</a></sub></details>||
 |Jeep|Grand Cherokee 2016-18|Adaptive Cruise Control (ACC)|Stock|0 mph|9 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 FCA connector<br>- 1 RJ45 cable (7 ft)<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Jeep&model=Grand Cherokee 2016-18">Buy Here</a></sub></details>|<a href="https://www.youtube.com/watch?v=eLR9o2JkuRk" target="_blank"><img height="18px" src="assets/icon-youtube.svg"></img></a>|
 |Jeep|Grand Cherokee 2019-21|Adaptive Cruise Control (ACC)|Stock|0 mph|39 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 FCA connector<br>- 1 RJ45 cable (7 ft)<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Jeep&model=Grand Cherokee 2019-21">Buy Here</a></sub></details>|<a href="https://www.youtube.com/watch?v=jBe4lWnRSu4" target="_blank"><img height="18px" src="assets/icon-youtube.svg"></img></a>|
-|Kia|Carnival 2023-24[<sup>6</sup>](#footnotes)|Smart Cruise Control (SCC)|Stock|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 Hyundai A connector<br>- 1 RJ45 cable (7 ft)<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Kia&model=Carnival 2023-24">Buy Here</a></sub></details>||
+|Kia|Carnival 2022-24[<sup>6</sup>](#footnotes)|Smart Cruise Control (SCC)|Stock|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 Hyundai A connector<br>- 1 RJ45 cable (7 ft)<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Kia&model=Carnival 2022-24">Buy Here</a></sub></details>||
 |Kia|Carnival (China only) 2023[<sup>6</sup>](#footnotes)|Smart Cruise Control (SCC)|Stock|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 Hyundai K connector<br>- 1 RJ45 cable (7 ft)<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Kia&model=Carnival (China only) 2023">Buy Here</a></sub></details>||
 |Kia|Ceed 2019|Smart Cruise Control (SCC)|Stock|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 Hyundai E connector<br>- 1 RJ45 cable (7 ft)<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Kia&model=Ceed 2019">Buy Here</a></sub></details>||
 |Kia|EV6 (Southeast Asia only) 2022-23[<sup>6</sup>](#footnotes)|All|openpilot available[<sup>1</sup>](#footnotes)|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 Hyundai P connector<br>- 1 RJ45 cable (7 ft)<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Kia&model=EV6 (Southeast Asia only) 2022-23">Buy Here</a></sub></details>||
diff --git a/selfdrive/car/hyundai/values.py b/selfdrive/car/hyundai/values.py
index c5162786a6..840f6d7a42 100644
--- a/selfdrive/car/hyundai/values.py
+++ b/selfdrive/car/hyundai/values.py
@@ -281,7 +281,7 @@ CAR_INFO: Dict[str, Optional[Union[HyundaiCarInfo, List[HyundaiCarInfo]]]] = {
     HyundaiCarInfo("Kia EV6 (with HDA II) 2022-23", "Highway Driving Assist II", car_parts=CarParts.common([CarHarness.hyundai_p]))
   ],
   CAR.KIA_CARNIVAL_4TH_GEN: [
-    HyundaiCarInfo("Kia Carnival 2023-24", car_parts=CarParts.common([CarHarness.hyundai_a])),
+    HyundaiCarInfo("Kia Carnival 2022-24", car_parts=CarParts.common([CarHarness.hyundai_a])),
     HyundaiCarInfo("Kia Carnival (China only) 2023", car_parts=CarParts.common([CarHarness.hyundai_k]))
   ],
 
@@ -2101,6 +2101,7 @@ FW_VERSIONS = {
       b'\xf1\x00KA4CMFC  AT CHN LHD 1.00 1.01 99211-I4000 210525',
       b'\xf1\x00KA4 MFC  AT USA LHD 1.00 1.00 99210-R0100 230105',
       b'\xf1\x00KA4 MFC  AT KOR LHD 1.00 1.06 99210-R0000 220221',
+      b'\xf1\x00KA4 MFC  AT USA LHD 1.00 1.05 99210-R0000 201221',
     ],
     (Ecu.fwdRadar, 0x7d0, None): [
       b'\xf1\x00KA4_ SCC FHCUP      1.00 1.03 99110-R0000         ',